Inventor
Hiroyuki Suhara
Inventor
Kanagawa, JP
Overview
Patents· 38 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography24%
G02BOptical elements, systems or apparatus21%
B41JTypewriters18%
H01JElectric discharge tubes or discharge lamps8%
G01RMeasuring electric variables6%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices6%
H04NPictorial communication, e.g. television6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
B23KSoldering or unsoldering3%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein1%
PatentTitleYear
10,942,357Light illumination device, light processing apparatus using light illumination device, light illumination method, and light processing method202110,814,423Optical processing apparatus, method for optical processed object20209,933,722Image forming method and image forming apparatus for forming an image by setting various pixels of an exposure pattern as a non-exposure pixel group or a high-output exposure pixel group20189,817,330'Image forming apparatus and image forming method to form an image based on image data including a pattern'20179,778,592'Image forming method and image forming apparatus including a high power exposure pixel group'20179,517,636'Image forming method, image forming apparatus, and print material production method to form an electrostatic latent image by selective light power exposure'20169,513,573'Image forming method, image forming apparatus, and printed matter production method'20169,400,443'Image forming method and image forming apparatus for forming an electrostatic latent image corresponding to an image pattern including an image portion and a non-image portion'20169,372,433'Electrostatic latent image forming method, electrostatic latent image forming apparatus, and image forming apparatus'20169,235,154'Image forming method of exposing the surface of an image carrier with light and image forming apparatus'20169,146,493'Electrostatic latent image forming method, electrostatic latent image forming apparatus, and image forming apparatus'20159,069,023'Latent-image measuring device and latent-image carrier'20159,008,526'Method of measuring total amount of latent image charge, apparatus measuring total amount of latent image charge, image forming method and image forming apparatus'20158,847,158'Device and method for measuring surface charge distribution'20148,451,309'Optical scanning apparatus and image forming apparatus'20138,411,123'Light scanning apparatus, latent image forming apparatus and image forming apparatus'20138,314,627'Latent-image measuring device and latent-image carrier'20128,168,947'Electrostatic latent image evaluation device, electrostatic latent image evaluation method, electrophotographic photoreceptor, and image forming device'20128,143,603'Electrostatic latent image measuring device'20127,869,725'Method and device for measuring surface potential distribution, method and device for measuring insulation resistance, electrostatic latent image measurement device, and charging device'20117,783,213'Method and device for measuring surface potential distribution, method and device for measuring insulation resistance, electrostatic latent image measurement device, and charging device'20107,719,737'Optical scanning device, image forming apparatus and liquid crystal device driving method'20107,612,570'Surface-potential distribution measuring apparatus, image carrier, and image forming apparatus'20097,400,839'Method and device for measuring surface potential distribution, method and device for measuring insulation resistance, electrostatic latent image measurement device, and charging device'20087,345,826'Optical scanning lens, optical scanning device and image forming apparatus'20087,239,148'Method and device for measuring surface potential distribution'20077,130,130'Optical scanning lens, optical scanning device and image forming apparatus'20067,072,127'Optical scanning lens, optical scanning device and image forming apparatus'20066,999,208'Optical scanner, optical scanning method, scanning image forming optical system, optical scanning lens and image forming apparatus'20066,891,678'Lens for optical scanning, optical scanner, and image forming apparatus'20056,870,652'Optical scanning lens, optical scanning device and image forming apparatus'20056,744,545'Optical scanning lens, optical scanning device and image forming apparatus'20046,555,810'Optical scanning device comprising a plurality of scanning units having one lens in common'20036,532,094'Optical scanning lens, optical scanning device and image forming apparatus'20036,400,391'Optical scanning lens, optical scanning device and image forming apparatus'20026,376,837'Optical scanning apparatus and image forming apparatus having defective light source detection'20026,081,386'Optical scanning lens, optical scanning and imaging system and optical scanning apparatus incorporating same'20005,834,766'Multi-beam scanning apparatus and multi-beam detection method for the same'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2010Patents assigned to RICOH KK (18)· patent assignee history
1998–2021Based in Kanagawa, JP· patent location history
2000–2020Based in Yokohama, JP· patent location history
2011–2021Patents assigned to RICOH CO LTD (19)· patent assignee history
2012–2020Patents assigned to SUHARA HIROYUKI (17)· patent assignee history
2014–2016Patents assigned to TANAKA HIROAKI (5)· patent assignee history
2016–2018Patents assigned to TACHIBANA HIROTO (4)· patent assignee history
2017Based in Kangawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 19 | 2011–2021 |
| RICOH KK | 18 | 1998–2010 |
| SUHARA HIROYUKIself | 17 | 2012–2020 |
| TANAKA HIROAKI | 5 | 2014–2016 |
| TACHIBANA HIROTO | 4 | 2016–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 29 | 1998–2021 |
| Yokohama, JP | 8 | 2000–2020 |
| Kangawa, JP | 1 | 2017 |