Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6301450 | Electrophotography apparatus | Takeo Kojima, Yoshihiro Watanabe, Fumihiro Itoh, Yoshio Yamaguchi | 2001-10-09 |
| 6175710 | Electrophotographic recording apparatus using developing device with one-component type developer and having combination of charge injection effect and conductive contact type charger | Hideki Kamaji, Masae Ikeda, Kazunori Hirose, Hiroshi Nou, Teturou Nakashima +2 more | 2001-01-16 |
| 6134395 | Image forming apparatus capable of preventing adhesion of a developer to an uncharged region of a latent image carrier | Sachio Sasaki, Hiroshi Nou, Masatoshi Kimura | 2000-10-17 |
| 5946523 | Printing apparatus | Hidenori Fujioka, Kazuhiko Hamazoe, Masakazu Kinoshita, Tsutomu Kawai, Youji Houki +8 more | 1999-08-31 |
| 5572298 | Image forming apparatus having a developing apparatus which includes a partition member for partitioning a developing room and a toner hopper | Akira Nagahara, Sachio Sasaki, Mitsuru Sato, Shigenobu Utaka, Takefumi Takahashi +1 more | 1996-11-05 |
| 5467176 | Image forming method and apparatus with magnetic brush | Tsuneo Watanuki, Yasushige Nakamura, Satoshi Takezawa, Norio Sawatari, Akira Nagahara +5 more | 1995-11-14 |
| 5448341 | Image forming apparatus | Akira Nagahara, Sachio Sasaki, Mitsuru Sato, Shigenobu Utaka, Takefumi Takahashi +1 more | 1995-09-05 |
| 5331383 | Conductive roller transfer device with improved transfer efficiency and pollution control | Hiroshi Nou, Masashi Ogasawara, Masae Ikeda, Nobuo Suematsu, Shino Sakai +2 more | 1994-07-19 |
| 5060016 | Process unit for image forming apparatus, including a charging brush | Kunihiko Sato, Masatoshi Kimura, Junzo Nakajima | 1991-10-22 |
| 5012282 | Brush contact type charging unit in an image forming apparatus | Masatoshi Kimura, Junzo Nakajima | 1991-04-30 |
| 4897672 | Method and apparatus for detecting and compensating light emission from an LED array | Mamoru Horiuchi, Yoshinori Wada, Hirotoshi Shimizu, Yuji Uehara, Masatoshi Kimura | 1990-01-30 |
| 4804994 | Compact electrophotographic printing apparatus having an improved development means and a method for operating the same | Sachio Sasaki, Masatoshi Kimura, Junzo Nakajima | 1989-02-14 |