Masayuki
SHOBAYASHI, Founder

Former President

Trademark, Chemical, Pharmaceutical, Biochemical

Kazuko
SHOBAYASHI

Chair & Patent Attorney

Open＆Closed Strategies
Trade Secrets
Measures Against Counterfeit Products
Standards・Certification
Public Relations

Kazuyoshi
HAYASHI

President & Patent Attorney

Polymers, Food Products

Takuya
SAITO

Executive Vice President & Senior Partner Patent Attorney

Advises on ICT/software-related inventions, business models, IP strategy, IP economic value assessment, contract negotiation support, etc.

Hiroaki
HOSHINO

Executive Vice President & Partner Patent Attorney

Organic Chemistry, Inorganic Chemistry, Analytical Chemistry, Control Systems, Machines

Ryuta
KATO

Executive Vice President & Partner Patent Attorney

Chemistry

Koichi
MINAMI

Advisor

General machinery (gears, transmissions, transmission controls, torque converters, transmission belts, shock absorbers, fixing devices, valves, seals), production machinery (cutting, grinding/polishing, blasting)

Tetsuo
SHIBA

Senior Partner Patent Attorney

Examination in the Fields of Business Machinery (Printers etc.), Exposure & Development Technology, Optical Devices, and Applied Optics. Appeals and Proceedings in the Field of General Machinery.

Yuichi
NIIYAMA

Patent Attorney

Biochemistry, Biotechnology, Genetic Engineering

Mitsuru
IWAIKE

Patent Attorney

Precision Machinery

Elizabeth
PARTRIDGE

Patent Attorney (New Zealand and Australia)
Solicitor (New Zealand)

Patent prosecution - chemical and pharmaceutical patents / Patent disputes and enforcement

Kazuhiro
SUGANUMA

Patent Attorney

Control Systems, Electric and Electronic Equipment

Tomoko
OKANO

Patent Attorney

Absorbent articles, Sanitary protection, Packaging, Daily necessities, Machines

Ai
HAMANO

Patent Attorney

Chemistry, Biotechnology

Akinobu
ABE

Patent Attorney

Organic chemistry, polymers and their applications, precious metal catalysts, biotechnology

Kunihiko
WAKABAYASHI

Patent Attorney

Inventions relating to machinery, casting, fuel cells, and computer programs.

Seiichi
AKAGAWA

Patent Attorney

Computer-related technologies and Applications and Appeals against Decisions and Inter-parties Appeals (Invalidation Appeals, Judgments, etc.) in this field

Akihiro
KITAMURA

Patent Attorney

Examination, Appeal Examination, and Litigation in the fields relating to metal, metal processing, surface treatment, semiconductor manufacturing, and separation treatment

Tadao
URIMOTO

Patent Attorney

Design examinations, and Appeal examinations in general

Kazuhiro
KOSUGE

Patent Attorney

Automobile and transport machinery, medical machinery, home electrical appliances, and optical instruments; General Examinations, Appeals, and Judicial cases

Nobuhiro
SAKIMA

Patent Attorney

Electronic devices, power semiconductors, wiring processes for semiconductors, manufacturing apparatus for compound semiconductors, electronic devices and semiconductors, and patent examinations in general

Yoshifumi
Tsurumoto

Patent Attorney

Matters related to value assessment, strategic planning, contracts, disputes, and patent filings

Yoshio
NISHIYAMA

Patent Attorney

Organic chemistry, macromolecules

Yoshitaka
FUKUDA

Patent Attorney

Chemical and materials (organic compounds, UV curable resins 〈optical disks, optical fibers, various hard coating materials, UV inks, adhesives, nanoimprinting, etc.〉)

Yoshihiro
EGUCHI

Patent Attorney

Telecommunication (telephone exchange devices, image processing, memory testing, transmitters, receivers, transmission circuits, computer user interfaces, mobile communications)

Akira
OHNO

Patent Attorney

Organic chemistry (in particular, organometallic chemistry, drug discovery chemistry, and process chemistry)

Hiromichi
HASEGAWA

Patent Attorney

Biotechnology (assays and related kits and apparatuses, microorganisms, etc.), organic chemistry (low-molecular organic synthesis, resistant materials, optical materials, optical films, etc.)

Kumiko
MOTOKI

Patent Attorney

In charge of matters relating to prosecution of applications in the areas of physics and machinery

Eiji
HAYASHI

Patent Attorney

Handling trademark registrations; prosecuting application through examination and appeal examination stages

Makoto
KANEKO

Patent Attorney

Machinery, Control Systems, and Mechatronics in general

Junko
HAGIUDA

Patent Attorney

Software, IT

Hiroki
KISHITAKE

Patent Attorney

Chemistry, Biotechnology, and Organic Chemistry

Noritsugu
CHUMA

Patent Attorney

Application filing, prosecutions, appeals, expert opinions, contentious cases, litigation, etc. in relation to office furniture, building components, commodities, etc.

Junya
KATO

Patent Attorney

Physics, Electric Engineering, and Control

Rie
MASUDA

Patent Attorney

Inorganic chemistry and organic chemistry

Kiyoshi
KURUMA

Patent Attorney

Disputes in the field of infringement lawsuits relating to connectors. Patent filing in the field of inorganic materials (especially metallic materials), structure of vehicle tires, semiconductors, material processing, surface treatment, batteries, catalysts, and connectors.

Hitoshi
NISHIMURA

Patent Attorney

Semiconductor memory, logic circuits, encoding/decoding (data compression/ decompression), electronic watermarking, pachinko/pachislo, cameras, lens systems, eyeglasses/contact lenses, optical films (polarizing films, compensation films, etc.), liquid crystal devices, organic electroluminescence devices, developing materials for electrophotography, photoresists, LEDs, semiconductor lasers, etc.

Masakazu
HIGUMA

Patent Attorney

Mechanical engineering, structural engineering, control engineering

Taku
TAKEISHI

Patent Attorney

Patent filing and examination in the field of inorganic chemistry, especially ceramic and metallic engineering.

Ken-ichi
FUJINAKA

Patent Attorney

Printed circuit boards, circuit board inspection equipment, wastewater treatment equipment, batteries, biosensors, hot-blast stoves, cardboard boxes, etc.

Katsuro
MORIBAYASHI

Patent Attorney

Shafts/axes, pistons, pressure vessels, gear wheels, transmissions, packaging machines, containers, fibers, paper manufacturing, automatic controls, electrical enclosures, semiconductors, optical equipment, exposure apparatuses, nanophysics, electronic games, physical analysis, medical diagnosis, medical machines, organic EL, gaming machines, etc.

Hiroyasu
NUKUSHINA

Patent Attorney

Design examinations, and Appeal examinations in general

Noriyuki
MORIKAWA

Patent Attorney

Main drug discovery research:Development of anti-cancer drugs, anti-inflammatory drugs, therapeuticagents for diabetes, and bone metabolism improving agents based on newmechanisms/Analysis and identification of the mechanisms of actions of newimmunosuppressant drugs/Search for new disease markers and drug target molecules using clinicalsamples

Masayuki
MUKAE

Patent Attorney

Organic and Polymeric Materials

Hidefumi
YOSHIDA

Patent Attorney

Dispute cases: Infringement litigations and license negotiations related to liquid crystal display modes.
Applications: Energy storage systems, refrigeration systems, device arrangement on semiconductor substrates, LED substrate structures, wireless power transmission systems, hook structures, medical forceps, liquid crystal display modes.

Sho
KASAHARA

Patent Attorney

Software,IT(Camera, Display, Medical machinery, Business model, AI)

Sanji
MIYAGI

Patent Attorney

Storage systems, production planning systems, electrocardiographic devices, sterilization devices, automatic door systems, manufacturing methods for heat-generating plate materials, and antennasfor RFID

Toshio
TANIYAMA

Patent Attorney

Examination and appeal procedures in the fields of measurement, business machines, and optical films

Soutaro
KITAHAMA

Patent Attorney

Machinery, and electronics

Naoyoshi
TAKIGUCHI

Patent Attorney

Examinations, trial and appeal examinations with respect to plastic molding, organic chemistry, food products, and medical preparations

Yoshihiro
KIMURA

Patent Attorney

Conflict-related: Search, expert opinion Application-related: Liquid crystal displays, organic EL displays, lithium-ion batteries, electronic materials,and electrical appliances

Takahisa
HOSOI

Patent Attorney

Application-related: Organic chemistry
Search-related: Power supply and demand systems, power generation equipment

Masayuki
SAKAI

Patent Attorney

Drafting and prosecuting domestic and foreign applications, expert opinions, lawsuits against appeal/trial decisions, infringement lawsuits etc. in relation to electronic circuits, household electric appliances, software, etc.

Akihiro
OGINO

Patent Attorney

Application-related: Inorganic materials (dielectrics, piezoelectrics, phosphors), batteries

Tomohiro
MIYAZAKI

Patent Attorney

Application-related: Plating, ceramics, carbon materials, phosphors, secondary batteries, and copperfoil

Shoji
TORINO

Patent Attorney

Electrophotographic technology in general (copier mechanisms and toner, photoreceptor materials,etc.), carbon nanotubes, motors, speakers, automotive electrical components, paints, road paints, and metal surface treatment

Nobuhiro
HIGUCHI

Patent Attorney

Organic EL displays (panels, circuits, compounds), optical films, ophthalmic lenses (intraocular lenses, contacts, eye glasses), semiconductor test (circuits, devices, probes), meters (electricity, gas, water work, and vehicle meters), lawsuits against appeal/trial decisions, infringement lawsuits, and invalidation appeals

Michiko
SHIGA

Patent Attorney

Trademarks, Chinese trademarks, countermeasures against Chinese misappropriated applications, countermeasures against trademark infringement and copyright

Sunao
SATO

Patent Attorney

Handling trademark registrations; prosecuting application through examination and appeal examination stages

Keiichi
YANAGAWA

Patent Attorney

Organic Chemistry, Inorganic Chemistry, and Industrial Chemistry

Atsuko
SAKUMA

Patent Attorney

Trademarks, copyrights, geographical indications, plant breeders’ rights, contracts

Mari
KUBOTA

Patent Attorney

Design examination in general

Tsutomu
IGARASHI

Patent Attorney

AI, security, information field including fintech, image recognition, electronics parts, semiconductorimplementation, batteries, and cables
Appeal related matters: appeal against a rejection, opposition, trial for patent invalidation, trial forcorrection, advisory opinion, and courtroom litigation

Toru
AKITOMO

Patent Attorney

Trademark prosecution

Yukihiro
YOSHIDA

Patent Attorney

Mechanical engineering, Control engineering

Koichiro
ASANO

Patent Attorney

Communication Technology, Video Coding, Game-Related Invention, Medical Device Control, AI

Hiroshi
ONOMOTO

Patent Attorney

Inorganic material, Biomaterial

Keiko
KOHAMA

Patent Attorney

Mechanical engineering, Structural engineering

Megumi
SATO

Patent Attorney

Design, Trademarks

Hisashi
WATANABE

Patent Attorney

Mechanical engineering, Electronics engineering, Control engineering

Masami
SAKURADA

Patent Attorney

Patent examination of Organic compounds, Dyes, Pigments, Inks, Coatings, Liquid crystal compounds, Luminescent materials, Color-changing substance, Adhesives, Cosmetics, Fragrances, and Pesticides.

Taku
SAKAMOTO

Patent Attorney

Trademarks, Copyrights

Hidenori
MORIOKA

Patent Attorney

Organic chemistry, Inorganic chemistry, Polymer chemistry, Software,Semiconductors