Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9355045 | Memory device for converting data received from controller controlling reading and writing of data | Toru Kambayashi, Akihiro Kasahara, Shinichi Matsukawa, Hiroyuki Sakamoto, Taku Kato +3 more | 2016-05-31 |
| 9053062 | Memory chip for converting data received from controller controlling reading and writing of data | Toru Kambayashi, Akihiro Kasahara, Shinichi Matsukawa, Hiroyuki Sakamoto, Taku Kato +3 more | 2015-06-09 |
| 8788907 | Memory chip for converting data received from controller controlling reading and writing of data | Toru Kambayashi, Akihiro Kasahara, Shinichi Matsukawa, Hiroyuki Sakamoto, Taku Kato +3 more | 2014-07-22 |
| 8473810 | Memory chip having a security function and for which reading and writing of data is controlled by an authenticated controller | Toru Kambayashi, Akihiro Kasahara, Shinichi Matsukawa, Hiroyuki Sakamoto, Taku Kato +3 more | 2013-06-25 |
| 5625597 | DRAM having test circuit capable of performing function test of refresh counter and measurement of refresh cycle simultaneously | — | 1997-04-29 |
| 5103091 | Scanning optical apparatus having focal position deviation detecting and correcting capability | Hitoshi Arai | 1992-04-07 |
| 5097164 | Hermetically sealed type dynamic pressure fluid bearing motor | Mikio Nakasugi, Yoshiaki Watanabe | 1992-03-17 |
| 5072244 | Superposed image forming apparatus with plural and adjustable image forming stations | Tomohiro Aoki, Kazuyoshi Chiku, Takashi Uchida, Kazunori Kanekura, Yasushi Murayama +1 more | 1991-12-10 |
| 5017969 | Device having movable belt | Tatsuo Mitomi | 1991-05-21 |
| 4981409 | Cartridge auto changer | Noboru Kohmura, Shigeru Sugita, Tadashi Sato | 1991-01-01 |
| 4936677 | Projection apparatus | Noboru Koumura, Shigeru Sugita | 1990-06-26 |
| 4937664 | Image forming apparatus | Kazuyoshi Chiku, Tomohiro Aoki, Yasushi Murayama, Takashi Uchida, Kunihiko Matsuzawa +1 more | 1990-06-26 |
| 4903067 | Multiimage forming apparatus | Yasushi Murayama, Osamu Hoshino, Kazuyoshi Chiku, Yukio Sato, Yoichi Kubota +6 more | 1990-02-20 |
| 4887101 | Image forming apparatus | Tomohiro Aoki, Kazuyoshi Chiku, Yasushi Murayama, Takashi Uchida, Kunihiko Matsuzawa | 1989-12-12 |
| 4873541 | Image forming apparatus | Tomohiro Aoki, Kazuyoshi Chiku, Yasushi Murayama, Takashi Uchida, Kunihiko Matsuzawa +1 more | 1989-10-10 |
| 4847642 | Electrophotographic apparatus | Yasushi Murayama, Kazunori Kanekura, Tomohiro Aoki, Kazuyoshi Chiku, Takashi Uchida +1 more | 1989-07-11 |
| 4783716 | Charging or discharging device | Yukio Nagase, Hiroshi Satomura, Hidemi Egami | 1988-11-08 |
| 4763167 | Image forming apparatus | Tsutomu Watanabe, Nobuhiro Kasama, Masafumi Wataya, Takaaki Ashinuma, Yasuo Suzuki | 1988-08-09 |
| 4755046 | Information projecting apparatus | Noboru Koumura, Tadashi Sato, Shigeru Sugita, Yasutoshi Sugita | 1988-07-05 |