Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5894929 | Vacuum packaging bag and vacuum packaging method | Hisao Kai | 1999-04-20 |
| 5420666 | Image forming apparatus having start and stop keys integrally connected in the same matrix circuit | Masao Ariga, Hiroyuki Miyake, Katsuichi Shimizu, Hirotoshi Kishi, Hiroshi Ogawa +3 more | 1995-05-30 |
| 5223899 | Image forming apparatus having stationary exposure mode and dynamic exposure mode | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hirotoshi Kishi, Hiroshi Ogawa +3 more | 1993-06-29 |
| 5117260 | Image forming apparatus having streamlined input for control signals | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hirotoshi Kishi, Hiroshi Ogawa +3 more | 1992-05-26 |
| 5067306 | Process and apparatus for processing easy-opening bag | — | 1991-11-26 |
| 4896190 | Image forming apparatus with battery | Haruo Uchida, Shinichi Sasaki | 1990-01-23 |
| 4763164 | Image forming apparatus | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hirotoshi Kishi, Hiroshi Ogawa +3 more | 1988-08-09 |
| 4734748 | Auxiliary machine supporting structure for image forming apparatus | Toshiaki Murayama | 1988-03-29 |
| 4662740 | Electrophotographic device | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1987-05-05 |
| 4437757 | Image forming apparatus with cleaning means | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1984-03-20 |
| 4421402 | Electrophotographic device | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1983-12-20 |
| 4330199 | Electrophotographic device | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1982-05-18 |
| 4319828 | Copying apparatus with a heated photosensitive drum | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1982-03-16 |
| 4312587 | Image forming apparatus | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hirotoshi Kishi, Hiroshi Ogawa +3 more | 1982-01-26 |
| 4270857 | Copying apparatus for sheet originals and thicker originals | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1981-06-02 |
| 4234305 | Transfer sheet guiding device | Hiroyuki Miyake, Hiroshi Ogawa, Hitotoshi Kishi, Seiji Sagara, Hiroshi Hara | 1980-11-18 |
| 4222659 | Copying apparatus for sheet originals and thicker originals | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1980-09-16 |
| 4205622 | Electrophotographic developing apparatus having developer and refreshing rollers for liquid developers | Hiroyuki Miyake, Hiroshi Ogawa, Hirotoshi Kishi, Seiji Sagara, Hiroshi Hara | 1980-06-03 |
| 4193483 | Latch operated coil spring clutch | Masao Ariga, Hiroyuki Hattori, Katsuichi Shimizu, Hirotoshi Kishi, Hiroshi Ogawa +2 more | 1980-03-18 |
| 4192608 | Copying apparatus | Yoshitomo Goshima, Hiroyuki Hattori, Shiro Komaba | 1980-03-11 |
| 4190464 | Method for cleaning a photoconductive surface with liquid toner | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1980-02-26 |
| 4185909 | Cleaning method and device for electrophotographic machine | Shigehiro Komori, Hisashi Sakamaki, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto | 1980-01-29 |