Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8746685 | Image forming apparatus | Yasufumi Fukuzawa, Kouji Umeno | 2014-06-10 |
| 7840007 | Digital data false alteration detection program and digital data false alteration detection apparatus | Naoto Takeda, Masamichi Taniguchi, Kunio Taniguchi | 2010-11-23 |
| 7251045 | Printer driver | Yoshihiro Yamamura | 2007-07-31 |
| 6859224 | Color characteristic measurement apparatus, color characteristic measurement method, and picked up image data storage medium | Hiroaki Sugiura, Tetsuya Kuno, Junichiro Hayashi, Yoshikuni Nishimura | 2005-02-22 |
| 6633330 | Color characteristic measuring apparatus and method, and storage medium of image pickup data | Hiroaki Sugiura, Tetsuya Kuno, Junichiro Hayashi, Yoshikuni Nishimura | 2003-10-14 |
| 5648825 | Phase inversion control pulse generating circuit | Akira Kanai, Masaki Yamakawa, Shoichi Sugihara, Masaharu Hayakawa, Masafumi Kodama +1 more | 1997-07-15 |
| 5574516 | Color image display device | Akira Kanai, Masaki Yamakawa, Shoichi Sugihara, Masaharu Hayakawa, Masafumi Kodama +1 more | 1996-11-12 |