Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5708942 | Developing device for an image forming apparatus | Toshihiro Sugiyama, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1998-01-13 |
| 5697026 | Developing device having the lengths of two toner transporting rollers and an image bearing member in specific relationships | Iwao Matsumae, Shuichi Endoh, Yoshiaki Tanaka, Hiroshi Hosokawa, Mugijiroh Uno +6 more | 1997-12-09 |
| 5689782 | Developing apparatus for electronic photographic recording equipment, having two developer transfer rollers | Eisaku Murakami, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1997-11-18 |
| 5666625 | Device for electrostatically developing a latent image on an image carrier | Satoru Komatsubara, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1997-09-09 |
| RE35528 | Image recording apparatus having a toner supply tank and a toner recovery tank configured into a unitary, disposable magazine | Yozo Matsuura, Shiroh Kondoh, Hiroshi Saitoh, Hiroyuki Kiyoi, Masanori Yoshimura +2 more | 1997-06-10 |
| 5625438 | Toner, and devices for electrostatically depositing a uniform application thereof | Toshihiro Sugiyama, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1997-04-29 |
| 5625441 | Developing device for an image forming apparatus | Toshihiro Sugiyama, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1997-04-29 |
| 5625440 | Developing device having seals between a toner transport roller and the toner hopper which prevent toner leakage and scattering | Iwao Matsumae, Shuichi Endoh, Yoshiaki Tanaka, Hiroshi Hosokawa, Mugijiroh Uno +6 more | 1997-04-29 |
| 5617191 | Toner conveyor roller and image forming apparatus having the same | Eisaku Murakami, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1997-04-01 |
| 5610693 | Developing device for an image forming apparatus | Toshihiro Sugiyama, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1997-03-11 |
| 5552870 | Developing device for an image forming apparatus | Eisaku Murakami, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1996-09-03 |
| 5489747 | Developing device for an image forming apparatus | Eiji Takenaka, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1996-02-06 |
| 5486909 | Developing device for an image forming apparatus | Eiji Takenaka, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka, Hiroshi Hosokawa +6 more | 1996-01-23 |
| 5386301 | Apparatus for producing a bilevel image suitable for a printing characteristic of a printing unit | Kazumasa Koike | 1995-01-31 |
| 5255061 | Image forming apparatus with a first and second lid | Yozo Matsuura, Shiroh Kondoh | 1993-10-19 |
| 5126799 | Image recording apparatus having a toner supply tank and a toner recovery tank configured into a unitary, disposable magazine | Yozo Matsuura, Shiroh Kondoh, Hiroshi Saitoh, Hiroyuki Kiyoi, Masanori Yoshimura +2 more | 1992-06-30 |
| 5111251 | Apparatus for cleaning photoconductive belt | Mugijirou Uno | 1992-05-05 |
| 4757332 | Optically imaged recording apparatus | — | 1988-07-12 |
| 4641955 | Ion projection recording apparatus | — | 1987-02-10 |
| 4637708 | One-component copier toner with electric field transfer | — | 1987-01-20 |
| 4636815 | Electrostatic recording apparatus | — | 1987-01-13 |
| 4621274 | Method of cleaning the record head of electrostatic image recording system of transfer type | — | 1986-11-04 |
| 4586807 | Transfer-type electrostatic recording method | — | 1986-05-06 |
| 4567495 | Record head cleaning device for image recording apparatus | Kenya Komada | 1986-01-28 |
| 4539600 | Image signal processing with a variable threshold | Shuichi Takahashi, Mitsuru Kondo | 1985-09-03 |