LexDanaLexDanabeta
Inventor

Jun Hirabayashi

Inventor
Numazu, JP

Overview

68→
Patents
1998–2021
Patent span
Physics
Primary field (CPC G)

Patents· 68 as inventor

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

G03Gprimary
G03GElectrography39%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
B41JTypewriters5%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
H04NPictorial communication, e.g. television5%
C07KPeptides4%
H01LSemiconductor devices4%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
A61KPreparations for medical, dental or toiletry purposes2%
PatentTitleYear
10,897,576Circuit board, electronic apparatus, and image forming apparatus202110,840,384Schottky barrier diode and electronic circuit provided with same202010,840,799Power supply apparatus and image forming apparatus202010,545,426Power supply apparatus and image forming apparatus202010,541,613Power supply apparatus and image forming apparatus202010,502,369Circuit board and image forming apparatus201910,264,185Circuit board, electronic apparatus, and image forming apparatus201910,156,576Method for enrichment and separation of spinal fluid glycoprotein, method for searching for marker for central nervous system diseases which utilizes the aforementioned method, and marker for central nervous system diseases20189,964,888Image forming apparatus20189,914,908'Method of introducing a toxin or dye into mammalian pluripotent cells using rBC2LCN'20189,904,232'Power supply apparatus and image forming apparatus'20189,796,761'Glycan markers as measure of disease state of hepatic diseases'20179,703,230'Image forming apparatus correcting unevenness of potential distribution due to change of exposure spot shape of light beam on photosensitive member'20179,500,650'Undifferentiated cell detection method and complex carbohydrate detection method'20169,343,985'Power supply apparatus and image forming apparatus'20169,306,466'Power supply apparatus and image forming apparatus'20169,280,113'Image forming apparatus capable of stabilizing image density on a short-term and long-term basis'20169,279,809'Cell differentiation assay method, cell isolation method, method for producing induced pluripotent stem cells, and method for producing differentiated cells'20169,256,152'Image processing apparatus and method having viewing-density priority and color material saving modes'20169,222,882'Measurement system that estimates reflection characteristics of a target object and control method thereof'20159,111,196'Image forming apparatus and image forming method'20159,057,977'Image forming apparatus and image forming method'20159,020,376'Image forming apparatus capable of providing stable image quality'20158,611,768'Image forming apparatus and image forming method'20138,597,576'Analyzer for glycan or complex carbohydrate'20138,557,602'Method for detecting and distinguishing intrahepatic cholangiocarcinoma'20138,554,095'Image forming apparatus which controls setting of contrast potential'20138,461,305'L-fucose α1→6 specific lectin'20138,335,441'Image forming apparatus and image forming method'20128,008,094'Methods for analyzing interactions between proteins and sugar chains'20117,687,609'Galectin-glycosaminoglycan complex and method for controlling galectin activity'20107,662,385'Agent for inhibiting proliferation of neural stem cells'20107,424,232'Charging apparatus'20087,116,922'Charging apparatus'20066,904,253'Charging member having an elastic foam member including cell portions whose gap ratio is 5% to 50%, charging apparatus, process cartridge, and image forming apparatus having such charging member'20056,839,530'Image forming apparatus with image bearing member particle collection using timed voltage application to the apparatus developing unit'20056,832,062'Charging apparatus, process cartridge and image forming apparatus having electroconductive particles charged in a nip between a charging member and a member to be charged'20046,788,911'Charging apparatus, process cartridge and image forming apparatus'20046,781,304'EL panel'20046,614,460'Thermal head and method of manufacturing the same'20036,615,010'Electrifier for charging developer carrying member using charge particles, including charge rotary member and nip forming member having bias polarity the same as developer polarity'20036,580,889'IMAGE FORMING APPARATUS HAVING A MEMBER TO BE CHARGED, INJECTION CHARGING MEANS HAVING AN ELASTIC MEMBER FOR PRESS-CONTACTING THE MEMBER TO BE CHARGED, AND ELECTROCONDUCTIVE PARTICLES BETWEEN THE ELASTIC MEMBER AND THE MEMBER TO BE CHARGED'20036,553,199'Charging device, process cartridge and image forming apparatus'20036,549,742'Charging apparatus employing charging particles, and image forming apparatus employing such a charging apparatus'20036,519,433'Image forming apparatus in which electroconductive particles are supplied to charging means from developing device by way of image bearing member'20036,473,582'Contact-type charging device having a plurality of projections over the surface of the charging device'20026,466,758'Developing apparatus having foreign matter accumulating space'20026,442,362'Image forming apparatus for making recovery and restoration of toners by electrical conductive member'20026,407,764'Thermal head and method of manufacturing the same'20026,389,254'Charging member holding charge accelerating particles in a continuous bubble'20026,344,868'Thermal head and method of manufacturing the same'20026,298,205'Charging apparatus which stores electrically conductive particles in granule form'20016,233,419'Charging device and image forming apparatus'20016,226,480'Image forming apparatus supplying charging accelerating particles to image bearing body in non-image forming'20016,212,346'Charging member for holding electrically conductive particles in cells'20016,184,913'Thermal head and method of manufacturing the same'20016,173,144'Image forming apparatus which supplies image bearing member with electrically conductive particles during development'20016,163,671'Contact charger having charging performance enhancing particles existing at a contact portion between the contact charger and the member to be charged'20006,134,407'Charging apparatus for charging a moving member to be charged including an elastic rotatable member carrying electroconductive particles on the surface thereof'20006,128,456'Image forming apparatus having a charging member applying an electric charge through electrically conductive or electroconductive particles to the surface of a photosensitive or image bearing member'20006,118,965'Image forming apparatus having a contact-type charger'20006,081,681'Charging device, charging method, process cartridge and image forming apparatus'20006,038,420'Charging device, charging method and image forming apparatus'20006,038,418'Charging method and a charging device for charging a member to be charged by a flexible charging member'20005,933,184'Color image forming device'19995,815,777'Image forming apparatus'19985,774,769'Charging apparatus and image forming apparatus'19985,729,802'Contact charger for charging a photosensitive member'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2021Patents assigned to CANON KK (50)· patent assignee history
1998–2008Based in Numazu, JP· patent location history
1999–2021Based in Kawasaki, JP· patent location history
2001–2020Patents assigned to TDK CORP (6)· patent assignee history
2001–2003Based in Chiba, JP· patent location history
2010–2016Patents assigned to NAT INST OF ADVANCED IND SCIEN (6)· patent assignee history
2010–2018Based in Ibaraki, JP· patent location history
2012–2017Patents assigned to HIRABAYASHI JUN (8)· patent assignee history
2012–2018Based in Yokohama, JP· patent location history
2013–2017Patents assigned to KUNO ATSUSHI (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK501998–2021
HIRABAYASHI JUNself82012–2017
NAT INST OF ADVANCED IND SCIEN62010–2016
TDK CORP62001–2020
KUNO ATSUSHI32013–2017
Locations
LocationPatentsSpan
Numazu, JP281998–2008
Yokohama, JP112012–2018
Kawasaki, JP101999–2021
Ibaraki, JP82010–2018
Chiba, JP42001–2003