Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873021 | Cleaner and toner magazine for electrophotographic apparatus | Hirotaka Hatta, Hiroshi Saitoh, Shigemi Kanda, Masahiko Kamijo | 1999-02-16 |
| 5697038 | Cleaner and toner magazine for electrophotographic apparatus | Hirotaka Hatta, Hiroshi Saitoh, Shigemi Kanda, Masahiko Kamijo | 1997-12-09 |
| RE35528 | Image recording apparatus having a toner supply tank and a toner recovery tank configured into a unitary, disposable magazine | Shiroh Kondoh, Kazuhiro Yuasa, Hiroshi Saitoh, Hiroyuki Kiyoi, Masanori Yoshimura +2 more | 1997-06-10 |
| 5623717 | Developing device for an image forming apparatus which uses bias voltages to attract charged toner | Eiji Takenaka | 1997-04-22 |
| 5555081 | Cleaner and toner magazine for electrophotographic apparatus | Hirotaka Hatta, Hiroshi Saitoh, Shigemi Kanda, Masahiko Kamijo | 1996-09-10 |
| 5349425 | Combined cleaner and toner magazine for an image forming apparatus | Masahiko Kamijo, Hiroshi Saitoh, Shiro Kondo | 1994-09-20 |
| 5331377 | Toner supplement control device operative concurrent with image forming apparatus active status | Toshiyuki Nakama | 1994-07-19 |
| 5327197 | Electrophotographic apparatus | Hiromichi Ema, Shiroh Kondoh, Eiji Takenaka, Hiroshi Saitoh | 1994-07-05 |
| 5315357 | Cleaning unit provided in xerographic image forming apparatus for removing residual toner from an image carrier | Masahiko Kamijo, Hiroshi Saitoh | 1994-05-24 |
| 5273272 | Paper cassette unit | Toshihisa Nakamura, Yoshiya ITO | 1993-12-28 |
| 5268720 | Electrophotographic recording apparatus having magazine unit for storing developer | Hiroshi Saitoh, Shiroh Kondoh, Masanori Yoshimura | 1993-12-07 |
| 5255061 | Image forming apparatus with a first and second lid | Shiroh Kondoh, Kazuhiro Yuasa | 1993-10-19 |
| 5126799 | Image recording apparatus having a toner supply tank and a toner recovery tank configured into a unitary, disposable magazine | Shiroh Kondoh, Kazuhiro Yuasa, Hiroshi Saitoh, Hiroyuki Kiyoi, Masanori Yoshimura +2 more | 1992-06-30 |
| 4933771 | Facsimile machine having a page printing function | Yuji Koseki | 1990-06-12 |
| 4586059 | Collected toner conveying device of electrostatic recording apparatus | — | 1986-04-29 |
| 4483611 | Magnetic cleaning device | Kazuhiro Yuasa | 1984-11-20 |