Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5493370 | Single-component electrophotographic development system | Grace T. Brewington, Paul C. Julien, John F. Knapp, Masashi Kajimoto, Hidekiyo Tachibana +2 more | 1996-02-20 |
| 5416506 | Image-forming apparatus | Kazuhiko Arai, Kiyoshi Shigehiro, Toru Teshigawara | 1995-05-16 |
| 5387967 | Single-component electrophotographic development system | Grace T. Brewington, Paul C. Julien, John F. Knapp, Masashi Kajimoto, Hidekiyo Tachibana +2 more | 1995-02-07 |
| 5237347 | Latent electrostatic image optical writing apparatus | Toru Teshigawara, Atsushi Kasao | 1993-08-17 |
| 5063133 | Electrophotographic developing system comprising toner having specific particle size distribution | Tsutomu Kubo, Takashi Yamamuro, Masashi Kajimoto, Kazuhiko Tsukagoshi | 1991-11-05 |
| 4990959 | One-component developing apparatus with improved toner layer regulating member | Takashi Yamamuro, Kiyoshi Shigehiro | 1991-02-05 |
| 4949099 | Fluorescent printer head using a single filamentary cathode | Yukihiko Shimizu, Toshimitsu Fuyuki, Toru Teshigawara, Atsushi Kasao | 1990-08-14 |
| 4935784 | Developing apparatus using microcapsule developing agent and method thereof | Kiyoshi Shigehiro, Takashi Yamamuro | 1990-06-19 |
| 4898801 | Magnetic carrier of developer for electrophotographic copying machines composed of ferrite and a selected metal oxide | Hidekiyo Tachibana, Akihiko Noda, Toshio Honjou, Yukio Seki, Hiroshi Endo +1 more | 1990-02-06 |
| 4803565 | Optical write head | Toru Teshigawara, Hiroshi Watanabe, Yukihiko Shimizu | 1989-02-07 |
| 4707428 | Electrostatic latent image developing method | Tsutomu Kubo, Nobuo Hyakutake, Hidekiyo Tachibana, Jun-ichi Hama, Touru Teshigawara +1 more | 1987-11-17 |
| 4662311 | Developing device | Yoshio Shoji, Akihiko Noda, Takashi Yamamuro, Takayuki Sunaga | 1987-05-05 |