Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645330 | Electrophotographic device | Toshihiro Kasai, Haruhiko Ishida, Takashi Shimazaki | 1987-02-24 |
| 4616918 | Developing apparatus | Takashi Shimazaki | 1986-10-14 |
| 4611901 | Electrophotographic method and apparatus | Toshihiro Kasai, Haruhiko Ishida, Shigenobu Osawa | 1986-09-16 |
| 4607934 | Electrophotography using a photosensitive drum with multi-photosensitive layers sensitive to different wave lengths | Toshihiro Kasai, Haruhiko Ishida | 1986-08-26 |
| 4596455 | Developing apparatus | Toshihiro Kasai | 1986-06-24 |
| 4586460 | Developing apparatus | Takashi Shimazaki | 1986-05-06 |
| 4579081 | Developing apparatus | — | 1986-04-01 |
| 4519698 | Image forming apparatus including a cleaning blade and drum lubricant | Kenshi Toshimitsu | 1985-05-28 |
| 4515106 | Developing apparatus | — | 1985-05-07 |
| 4508052 | Developing device | — | 1985-04-02 |
| 4472046 | Image density detecting device for image forming apparatus | — | 1984-09-18 |
| 4413897 | Electrostatic copying apparatus | — | 1983-11-08 |
| 4398817 | Magnetic developer apparatus for applying two different colored toners with the same applicator | Fuminobu Nishimura | 1983-08-16 |
| 4378153 | Electronic duplicator | Fuminobu Nishimura | 1983-03-29 |
| 4363550 | Recording sheet separating device in a transfer-type electronic copying machine | Kenshi Toshimitsu, Akihiro Kanazashi | 1982-12-14 |
| 4360261 | Exposure apparatus for copying machines | — | 1982-11-23 |
| 4341460 | Electronic copying machine | — | 1982-07-27 |
| 4322156 | Charging apparatus for copying machine | — | 1982-03-30 |
| 4295443 | Developing apparatus for electrostatic copying machine | — | 1981-10-20 |