Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6032007 | Developing device having magnetic seal | Toshiyuki Karakama | 2000-02-29 |
| 6029030 | Developing apparatus with magnetic seal | Toshiyuki Karakama | 2000-02-22 |
| 5574545 | Method for transferring toner from developer carrying member to image bearing member using chains of magnetic particles formed on developer carrying member and contacting image bearing member, and alternating electric field | Atsushi Hosoi, Hatsuo Tajima, Takashi Saito, Norihisa Hoshika, Hiroshi Tajika | 1996-11-12 |
| 5402215 | Image forming apparatus | — | 1995-03-28 |
| 5359397 | Developing apparatus | — | 1994-10-25 |
| 5129357 | Magnetic brush developing apparatus wherein a point of inflection in the magnetic flux density distribution is provided upstream from the maximum flux density position | — | 1992-07-14 |
| 5070812 | Electrostatic latent image developing apparatus | — | 1991-12-10 |
| 5051782 | Electrostatic latent image developing apparatus | — | 1991-09-24 |
| 4933254 | Method and apparatus for transferring toner from carrying member to image bearing member using chains of magnetic particles | Atsushi Hosoi, Hatsuo Tajima, Takashi Saito, Norihisa Hoshika, Hiroshi Tajika | 1990-06-12 |
| 4916492 | Developer method and apparatus | Norihisa Hoshika, Hatsuo Tajima, Atsushi Hosoi, Hiroshi Tajika | 1990-04-10 |
| 4781075 | Camshaft and method of making the same | Shunsuke Takeguchi | 1988-11-01 |