Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5054419 | Image forming apparatus | Masahiko Itaya, Kazuo Yasuda, Masayuki Kamegamori, Kunihisa Yoshino, Shizuo Morita +5 more | 1991-10-08 |
| 5049739 | Plasma ion source mass spectrometer for trace elements | — | 1991-09-17 |
| 4963735 | Plasma source mass spectrometer | Tsutomu Komoda, Satoshi Shimura, Seiichi Murayama, Masataka Koga | 1990-10-16 |
| 4950642 | Method for fabricating superconducting oxide thin films by activated reactive evaporation | Toshiyuki Aida, Katsuki Miyauchi, Kazumasa Takagi, Tokuumi Fukazawa, Shinji Takayama | 1990-08-21 |
| 4933650 | Microwave plasma production apparatus | — | 1990-06-12 |
| 4932356 | Toner control device | Satoshi Watanabe, Toshifumi Isobe | 1990-06-12 |
| 4908492 | Microwave plasma production apparatus | Seiichi Murayama | 1990-03-13 |
| 4902099 | Trace element spectrometry with plasma source | Makoto Yasuda, Seiichi Murayama, Masataka Koga | 1990-02-20 |
| 4860063 | Method of controlling developer toner density of developing device | — | 1989-08-22 |
| 4799058 | Driving apparatus for a gas discharge display panel | Shinichi Shinada, Kenkichi Suzuki, Akihiko Kougami | 1989-01-17 |
| 4727287 | Gas discharge display panel and cathode used therein | Toshiyuki Aida, Tokuumi Fukazawa | 1988-02-23 |
| 4725255 | Gas discharge display device | Shinichi Shinada | 1988-02-16 |
| 4692666 | Gas-discharge display device | Shinichi Shinada | 1987-09-08 |
| 4645327 | Recording apparatus having water vapor removing or preventing means | Kiyoshi Kimura, Tadashi Miwa, Masakazu Fukuchi, Noriyoshi Tarumi, Kunio Ito | 1987-02-24 |
| 4588279 | Cleaning roller intermediate transfer member | Masakazu Fukuchi, Kiyoshi Kimura, Noriyoshi Tarumi, Tadashi Miwa, Kunio Ito | 1986-05-13 |
| 4585319 | Recording apparatus for electrostatic images | Kiyoshi Kimura, Tadashi Miwa, Noriyoshi Tarumi, Masakazu Fukuchi, Kunio Ito | 1986-04-29 |
| 4585326 | Developing electrophotographic image using magnets and magnetic material | Kiyoshi Kimura, Tadashi Miwa, Noriyoshi Tarumi, Masakazu Fukuchi, Kunio Ito +1 more | 1986-04-29 |
| 4566006 | Gas discharge display apparatus | Shinichi Shinada, Tadao Okabe | 1986-01-21 |
| 4531825 | Electrostatic reproducing apparatus having an intermediate toner image transfer member | Tadashi Miwa, Kiyoshi Kimura, Noriyoshi Tarumi | 1985-07-30 |
| 4518976 | Recording apparatus | Noriyoshi Tarumi, Kiyoshi Kimura, Masakazu Fukuchi, Tadashi Miwa, Kunio Ito | 1985-05-21 |
| 4486747 | Gas discharge display apparatus capable of emphasis display | Shinichi Shinada, Tadao Okabe, Kazuhito Ikarashi, Osamu Igarashi | 1984-12-04 |
| 4486089 | Magnetic brush developing means | Masahiko Itaya, Satoshi Haneda | 1984-12-04 |
| 4476466 | Driving method of gas-discharge display panel | Eisuke Mitani, Atsushi Sumioka | 1984-10-09 |
| 4469429 | Electrophotographic reproducing machine | Noriyoshi Tarumi, Hisashi Ashida | 1984-09-04 |
| 4439462 | Method for transferring and fixing a toner image | Noriyoshi Tarumi, Kiyoshi Kimura, Hiroshi Tokunaga, Makoto Tomono | 1984-03-27 |