Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5270143 | Developer for developing electrostatic image, image forming method, electrophotographic apparatus, apparatus unit, and facsimile apparatus | Koichi Tomiyama, Tsutomu Kukimoto, Hiroshi Yusa, Kiyoko Tsuchiya | 1993-12-14 |
| 5215845 | Image forming method and image forming apparatus | Hiroshi Yusa, Kohichi Tomiyama, Tsutomu Kukimoto, Kiyoko Tsuchiya | 1993-06-01 |
| 5165549 | Gas current classifying separator | Hitoshi Kanda, Toshiaki Sasaki, Satoshi Mitsumura | 1992-11-24 |
| 5111998 | Process for producing toner for developing electrostatic image and apparatus system therefor | Hitoshi Kanda, Yusuke Yamada, Yasuhide Goseki, Satoshi Mitsumura | 1992-05-12 |
| 5071232 | Optical deflection element and space optical matrix switching device | Toshiyuki Inokuchi | 1991-12-10 |
| 5016823 | Air current classifier, process for preparing toner, and apparatus for preparing toner | Hitoshi Kanda | 1991-05-21 |
| 4930707 | Pneumatic pulverizer and pulverizing method | Mayumi Kashiwagi, Toshiaki Sasaki, Satoshi Mitsumura | 1990-06-05 |
| 4844349 | Process for producing toner for developing electrostatic images and apparatus therefor | Hitoshi Kanda | 1989-07-04 |
| 4802977 | Process for size separating toner particles | Hitoshi Kanda | 1989-02-07 |