Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7161716 | Image reading apparatus | Shigeru Kawasaki, Tsuyoshi Yamauchi, Toshio Takahashi | 2007-01-09 |
| 6717702 | Image reading apparatus | Tsuyoshi Yamauchi, Shigeru Kawasaki, Toshio Takahashi | 2004-04-06 |
| 5420666 | Image forming apparatus having start and stop keys integrally connected in the same matrix circuit | Masao Ariga, Hiroyuki Miyake, Katsuichi Shimizu, Hiroshi Ogawa, Takahiko Amanuma +3 more | 1995-05-30 |
| 5223899 | Image forming apparatus having stationary exposure mode and dynamic exposure mode | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hiroshi Ogawa, Takahiko Amanuma +3 more | 1993-06-29 |
| 5117260 | Image forming apparatus having streamlined input for control signals | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hiroshi Ogawa, Takahiko Amanuma +3 more | 1992-05-26 |
| 4763164 | Image forming apparatus | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hiroshi Ogawa, Takahiko Amanuma +3 more | 1988-08-09 |
| 4760410 | Image display device | — | 1988-07-26 |
| 4745491 | Image formation apparatus capable of designating a recording area | Tadashi Sato, Haruo Tsunoi | 1988-05-17 |
| 4646164 | Image display apparatus | — | 1987-02-24 |
| 4636787 | Image display apparatus | — | 1987-01-13 |
| 4541706 | Image display apparatus | — | 1985-09-17 |
| 4521099 | Copying apparatus | Hajime Katayama, Hiroshi Nitanda, Tateki Nagaoka, Yusaku Takada, Noriyoshi Iida +2 more | 1985-06-04 |
| 4421403 | Original image projecting apparatus | Tadashi Sato, Haruo Tsunoi | 1983-12-20 |
| 4417805 | Image synthesizing device | — | 1983-11-29 |
| 4312587 | Image forming apparatus | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hiroshi Ogawa, Takahiko Amanuma +3 more | 1982-01-26 |
| 4275423 | Original reading device | Tohru Takahashi, Tadashi Sato | 1981-06-23 |
| 4205622 | Electrophotographic developing apparatus having developer and refreshing rollers for liquid developers | Hiroyuki Miyake, Hiroshi Ogawa, Kazumi Umezawa, Seiji Sagara, Hiroshi Hara | 1980-06-03 |
| 4203587 | Sheet sorter device | Hiroyuki Hattori, Katsuichi Shimizu | 1980-05-20 |
| 4193483 | Latch operated coil spring clutch | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hiroshi Ogawa, Takahiko Amanuma +2 more | 1980-03-18 |