LexDanaLexDanabeta
Inventor

Kohei Watanabe

Inventor
Tokyo, JP

Overview

43→
Patents
1990–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 43 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties12%
A61KPreparations for medical, dental or toiletry purposes8%
C09DCoating compositions, e.g. paints, varnishes or lacquers6%
C12MApparatus for enzymology or microbiology6%
C07DHeterocyclic compounds5%
B41JTypewriters4%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments4%
C12NMicroorganisms or enzymes4%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms4%
H04NPictorial communication, e.g. television4%
PatentTitleYear
11,059,385Electric power supply control apparatus for vehicle and electric power supply control method for vehicle202110,813,347Fishing machine and control method of fishing machine202010,426,371Muscle condition measurement sheet201910,278,965Method of detecting cancer stem cell, method of screening cancer stem cell, and method of inhibiting cancer stem cell201910,227,337Evaluation probe for central nervous system permeability, evaluation method for central nervous system permeability, and screening method using an evaluation probe for central nervous system permeability201910,220,024Method of inhibiting cancer cell, method for detecting cancer cell, and system for detecting cancer cell201910,041,937Macrophage identification agent, and identification method, sorting method, evaluation method, screening method and kit using the macrophage identifier agent20189,801,960'Probe for a biological specimen and labelling method and screening method using the probe'20179,764,046'Labeling composition for intraocular tissue, labeling method of intraocular tissue, and screening method'20179,747,572'Exercise support device, exercise support method, and exercise support program'20179,649,392'Central nervous system labelling composition for intranasal administration and labelling method and screening method using central nervous system labelling composition for intranasal administration'20179,340,318'Object-holding sheet, test method and object-treating equipment'20169,228,952'Hematopoietic stem cell identification probe'20169,127,245'Living body holding method, living body test method, living body growing method, living body holding sheet, and living body processing device'20158,709,744'Manufacturing process for cellular screening substratum, resultant substratum, and method and apparatus for screening'20148,652,438'Central nervous system labelling composition for intranasal administration and labelling method and screening method using central nervous system labelling composition for intranasal administration'20148,537,247'Photographing device which measures azimuth during photographing'20138,472,796'Photographing device equipped with geomagnetic sensor'20138,460,639'Probe for a hair cell, and labelling method for a hair cell using the probe for a hair cell'20138,323,973'Substrate for cell culture, producing method thereof and screening method for cell culture conditions utilizing the same'20128,293,819'Method for producing particles and particles'20128,243,266'Sample observation system and sample observation process'20128,148,153'Substrate for cell culture, producing method thereof and screening method for cell culture conditions utilizing the same'20127,959,301'Projection display device and display method'20117,960,168'Biologically active substance transfer sheet, cell culture kit constituted of cell culture plate and biologically active substance transfer sheet, producing method thereof and method for screening cell culture conditions utilizing the same'20117,959,280'Ink-jet recording method, ink-jet ink, ink-jet recording unit, ink cartridge for ink-jet recording and ink-jet recording apparatus'20117,846,727'Substratum having a pattern of cell-culture controlling substance'20107,815,632'Laser induced liquid jet generating device'20107,731,346'Ink-jet recording method, ink-jet ink, ink-jet recording unit, ink cartridge for ink-jet recording and ink-jet recording apparatus'20107,601,790'Amphiphilic block copolymer, polymer-containing composition containing the same, and method and apparatus for applying liquid using the polymer-containing composition'20097,553,884'Ink set for use in ink-jet recording, ink-jet recording process, recording unit and ink-jet recording apparatus'20097,528,180'Ink set for use in ink-jet recording, image forming process and image recording apparatus'20097,419,820'Transfer sheet for transferring biologically active substance to culture plate'20087,314,276'Ink-jet recording method, ink-jet ink, ink-jet recording unit, ink cartridge for ink-jet recording and ink-jet recording apparatus'20087,300,505'Ink-jet recording ink, ink cartridge, recording unit, ink-jet recording method, ink-jet recording apparatus, and method for stabilizing ink ejection'20077,241,333'Ink-jet recording method, ink-jet ink, ink-jet recording unit, ink cartridge for ink-jet recording and ink-jet recording apparatus'20077,099,555'Light amount adjusting apparatus, optical equipment, optical filter and image-taking apparatus'20067,070,344'Production process of light amount adjustment member, light amount adjustment device and photographing apparatus'20065,836,266'Apparatus for connecting shellfish to culture rope'19985,823,864'Shellfish transfer device'19985,298,994'Television signal converter for converting high definition television (HDTV) signals to conventional television signals'19945,066,397'Hollow fiber membranes with fusion-bonded end portions'19914,980,060'Hollow fiber membranes with fusion-bonded end portions'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2021Based in Tokyo, JP· patent location history
1998–2020Based in Hakodate, JP· patent location history
2006–2019Patents assigned to CANON KK (30)· patent assignee history
2009–2012Based in Chofu, JP· patent location history
2012–2019Patents assigned to WATANABE KOHEI (12)· patent assignee history
2012–2019Patents assigned to MIYAZAKI TAKESHI (10)· patent assignee history
2012–2019Patents assigned to SHIMADA YASUHITO (6)· patent assignee history
2012–2019Patents assigned to TANAKA TOSHIO (6)· patent assignee history
2012–2019Based in Yokohama, JP· patent location history
2016–2019Based in Brookline, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK302006–2019
WATANABE KOHEIself122012–2019
MIYAZAKI TAKESHI102012–2019
SHIMADA YASUHITO62012–2019
TANAKA TOSHIO62012–2019
Locations
LocationPatentsSpan
Tokyo, JP151994–2021
Yokohama, JP82012–2019
Brookline, Massachusetts, US42016–2019
Chofu, JP42009–2012
Hakodate, JP31998–2020