Inventor
Masayasu Haga
Inventor
Toyokawa, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography59%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them6%
G06KGraphical data reading6%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes6%
G09FDisplaying6%
H04NPictorial communication, e.g. television6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,691,058Image forming apparatus, lubricant application method, and computer program202010,656,548Image forming apparatus with a charging power supply that outputs an AC bias and a DC bias20209,897,966'Image formation apparatus and method for controlling the same'20189,041,973'Support system, control device, image forming apparatus, and support method utilizing cards on which written information is printed'20158,824,938'Image forming apparatus'20148,693,929'Image forming apparatus'20148,639,167'Developing device and image forming device'20147,149,447'Image forming device having an electrifying member in contact with an image carrier'20066,618,188'Rewritable display sheet, image forming apparatus for displaying image on rewritable display sheet, and image displaying method'20035,940,661'Image forming apparatus with a charging member which removes smears on an image forming member'19995,911,097'Image forming apparatus and method using charge control means'19995,159,388'Image forming apparatus'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992Based in Toyohashi, JP· patent location history
1999–2003Patents assigned to MINOLTA CO LTD (3)· patent assignee history
1999–2020Based in Toyokawa, JP· patent location history
1999Based in 2-Chome, Azuchi-Machi, Chuo-Ku, Osaka-Shi, Osaka 541-8556, JP· patent location history
2003–2006Based in Aichi, JP· patent location history
2006–2014Patents assigned to KONICA MINOLTA BUSINESS TECH (4)· patent assignee history
2014Patents assigned to HAGA MASAYASU (3)· patent assignee history
2014Patents assigned to ITO NOBORU (3)· patent assignee history
2015–2020Patents assigned to KONICA MINOLTA INC (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONICA MINOLTA BUSINESS TECH | 4 | 2006–2014 |
| KONICA MINOLTA INC | 4 | 2015–2020 |
| HAGA MASAYASUself | 3 | 2014 |
| ITO NOBORU | 3 | 2014 |
| MINOLTA CO LTD | 3 | 1999–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toyokawa, JP | 8 | 1999–2020 |
| Aichi, JP | 2 | 2003–2006 |
| 2-Chome, Azuchi-Machi, Chuo-Ku, Osaka-Shi, Osaka 541-8556, JP | 1 | 1999 |
| Toyohashi, JP | 1 | 1992 |