Inventor
Tetsuro Suzuki
Inventor
Fuji, JP
Overview
Patents· 90 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography58%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
H10KOrganic electric solid-state devices5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
C07CAcyclic or carbocyclic compounds3%
C07DHeterocyclic compounds3%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation3%
C12NMicroorganisms or enzymes2%
G04BMechanically-driven clocks or watches2%
PatentTitleYear
10,209,639Photoconductor, image forming apparatus, and process cartridge201910,191,398Electrophotographic photoconductor, image forming apparatus, and process cartridge201910,114,302Photoconductor, image forming apparatus, and process cartridge20189,846,377Photoconductor, image forming apparatus, and process cartridge20179,766,562'Photoconductor, image forming apparatus, and process cartridge'20179,753,384'Photoconductor, electrophotographic method, electrophotographic apparatus, and electrophotographic process cartridge'20179,678,446'Electrophotographic photoconductor, image forming apparatus, and process cartridge'20179,671,706'Electrophotographic photoconductor, image forming apparatus, and process cartridge'20179,599,916'Electrophotographic photoreceptor, image forming apparatus, and process cartridge'20179,291,924'Electrophotographic photoconductor, and image forming method, image forming apparatus, and process cartridge using the electrophotographic photoconductor'20169,201,319'Image bearing member, manufacturing method of the same, image forming method, image forming apparatus, and process cartridge'20158,835,084'Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using same'20148,771,909'Electrophotographic photoconductor, image forming apparatus, and process cartridge'20148,679,712'Photoreceptor and image forming method, image forming apparatus, and process cartridge using the photoreceptor'20148,669,030'Electrophotographic photoreceptor, and image forming method and apparatus using the same'20148,652,713'Furan derivative and electrophotographic photoconductor'20148,623,577'Acrylic ester compound and manufacturing intermediate thereof, method for manufacturing acrylic ester compound, and latent electrostatic image bearing member, image forming method, image forming apparatus and process cartridge'20148,197,997'Electrophotographic photoconductor, production method thereof, image forming method and image forming apparatus using photoconductor, and process cartridge'20128,192,904'Electrophotographic photoconductor, and image forming apparatus and process cartridge using the same'20128,183,044'Recombinant human hepatitis C virus-like particle and method for producing the same'20128,148,038'Image bearing member, process cartridge, image forming apparatus and method of forming image bearing member'20128,143,022'High production system for infectious hepatitis C virus particle'20128,119,317'Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the photoreceptor'20128,084,170'Electrophotographic photoconductor, electrophotographic process cartridge containing the same and electrophotographic apparatus containing the same'20118,043,777'Electrophotographic photoconductor, process cartridge, and image forming apparatus'20118,043,773'Image bearing member, image forming apparatus and process cartridge'20117,914,959'Image bearing member, image forming method, and image forming apparatus'20117,862,969'Image bearing member and image forming method using thereof, and image forming apparatus and process cartridge'20117,838,188'Electrophotographic photoconductor, image forming method, image forming apparatus, and process cartridge'20107,718,335'Image bearing member, and image forming apparatus and process cartridge using the same'20107,718,333'Electrophotographic photoconductor and method of preparing same'20107,662,533'Image forming method, and image forming apparatus and process cartridge using the image forming method'20107,659,044'Photoconductor, producing method thereof, image forming process and image forming apparatus using photoconductor, and process cartridge'20107,629,103'Photoconductor, manufacturing method thereof, image forming process and image forming apparatus using photoconductor, and process cartridge'20097,629,094'Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor'20097,560,203'Electrophotographic photoreceptor, method of image formation, image formation apparatus and process cartridge for image formation apparatus'20097,556,903'Electrophotographic photoreceptor, and image forming method, apparatus and process cartridge therefor using the photoreceptor'20097,550,238'Process cartridge, image forming apparatus, and image forming process'20097,517,625'Image forming apparatus and process cartridge'20097,507,509'Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using the electrophotographic photoreceptor'20097,507,511'Electrophotographic photoreceptor, and image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor'20097,473,504'Electrophotographic photoreceptor, and image forming method, apparatus and process cartridge therefor using the photoreceptor'20097,449,272'Electrophotographic photoreceptor and method of preparing the photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor'20087,416,823'Electrophotographic photoconductor, and image formation method, image formation apparatus, and process cartridge for image formation apparatus using the same'20087,399,563'Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same'20087,390,600'Latent electrostatic image bearing member, process cartridge, image forming apparatus, and image forming process'20087,371,490'Photoconductor, image forming apparatus, image forming process, and process cartridge'20087,361,438'Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same'20087,282,529'Coating liquid for an electrographic photoreceptor and a method of preparation using a ball mill'20077,279,260'Electrophotographic photoconductor having a crosslinked resin layer and method of preparing an electrophotographic photoconductor'20077,251,437'Image formation apparatus having a body to be charged with specified properties and including the use of a protective material'20077,186,490'Photosensitive material, electrophotographic photoreceptor using the material, and electrophotographic image forming method and apparatus using the photoreceptor'20077,179,573'Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same'20077,175,957'Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same'20077,160,658'Electrophotographic photoreceptor, and image forming method, image forming apparatus, and image forming apparatus processing unit using same'20077,142,630'X-ray computed tomography apparatus with X-ray intensity control'20066,936,388'Electrophotographic photoreceptor, and image forming method, image forming apparatus, and image forming apparatus processing unit using same'20056,858,362'Electrophotographic photoreceptor, and image forming method and apparatus using the photoreceptor'20056,844,124'Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor'20056,790,572'Electrophotographic photoreceptor, and image forming method and apparatus using the photoreceptor'20046,641,964'Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor'20036,326,112'Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the photoreceptor'20016,210,848'Electrophotographic photoconductor, and process cartridge and image forming apparatus using the same'20016,194,535'Electrophotographic photoconductor and aromatic polycarbonate resin for use therein'20016,151,468'Electrophotographic photoconductor'20006,066,428'Electrophotographic photoconductor and aromatic polycarbonate resin for use therein'20006,030,733'Electrophotographic photoconductor with water vapor permeability'20006,018,014'Aromatic polycarbonate and electrophotographic photosensitive medium using same'20005,871,876'Electrophotographic photoconductor'19995,853,935'Electrophotographic photoconductor'19985,840,454'Aromatic polycarbonate and electrophotographic photosensitive medium using same'19985,830,980'Electrophotographic photoconductor, aromatic polycarbonate resin for use in the same, and method of producing the aromatic polycarbonate resin'19985,747,204'Electrophotographic photoconductor and aromatic polycarbonate resin for use in the same'19985,723,243'Electrophotographic photoconductor and aromatic polycarbonate resin for use therein'19985,492,784'Positively-chargeable single-layered type electrophotographic photoconductor'19965,486,438'Electrophotographic photoconductor'19965,387,487'Electrophotographic photoconductor'19955,350,653'Electrophotographic photoconductor'19945,350,459'Organic photovoltaic element'19945,264,048'Photoelectric conversion device'19935,126,802'Electric device'19925,006,915'Electric device and photoelectric conversion device comprising the same'19914,992,109'Photoelectric conversion element'1991D0311353'Clock movement'19904,874,481'N,N\'-diphenylbenzidine polymer and method of producing the same'19894,672,149'Photoelectric transducer element'19874,634,650'Toner for developing latent electrostatic images, containing charge control agent'19874,191,067'Ratchet feed mechanism'19804,162,609'Film display clock'19794,117,743'Device for retaining two alternate positions'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–2012Based in Tokyo, JP· patent location history
1987–2010Patents assigned to RICOH KK (56)· patent assignee history
1987–2014Based in Fuji, JP· patent location history
1991–1996Based in Yokohama, JP· patent location history
1998–2019Based in Shizuoka, JP· patent location history
2006Based in Utsunomiya, JP· patent location history
2010–2019Patents assigned to RICOH CO LTD (27)· patent assignee history
2011–2019Patents assigned to SUZUKI TETSURO (24)· patent assignee history
2016–2019Patents assigned to ASANO TOMOHARU (10)· patent assignee history
2016–2019Patents assigned to ISHIDA TOSHIHIRO (10)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH KK | 56 | 1987–2010 |
| RICOH CO LTD | 27 | 2010–2019 |
| SUZUKI TETSUROself | 24 | 2011–2019 |
| ASANO TOMOHARU | 10 | 2016–2019 |
| ISHIDA TOSHIHIRO | 10 | 2016–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fuji, JP | 44 | 1987–2014 |
| Shizuoka, JP | 29 | 1998–2019 |
| Yokohama, JP | 9 | 1991–1996 |
| Tokyo, JP | 7 | 1978–2012 |
| Utsunomiya, JP | 1 | 2006 |