Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715303 | Air conditioner for motor vehicles | Takafumi Masuda, Yasutane Hijikata | 2004-04-06 |
| 6554542 | Stress transmission device, and structure and method of constructing the same | Hideyuki Mano, Takashi Tazoh, Akira Ohtsuki, Takashi Aoki, Kazuhiko Isoda +3 more | 2003-04-29 |
| 6174639 | Positive charging color toner | Yoshitake Shimizu, Hiroshi Shimoyama, Toyotsune Inoue, Takashi Nishino, Kazuya Nagao +3 more | 2001-01-16 |
| 6096467 | Positive charging color toner | Yoshitake Shimizu, Hiroshi Shimoyama, Toyotsune Inoue, Takashi Nishino, Kazuya Nagao +3 more | 2000-08-01 |
| 5896893 | Pipe having ridge on spigot and method of forming the ridge | Toshio Toshima, Atsuichi Namariyama | 1999-04-27 |
| 5683846 | Electrophotographic developer having a specific voltage-dependant index | Kiyofumi Nakatsu | 1997-11-04 |
| 5613714 | Separation-preventive pipe joint | Toshio Toshima, Takashi Yokomizo | 1997-03-25 |
| 5609368 | Separation preventive pipe joint | Atsushi Maki, Toshio Toshima | 1997-03-11 |