Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7824635 | Filter for exhaust gas from diesel engine and equipment | Yasuyoshi Kato, Eiji Miyamoto, Masatoshi Fujisawa, Naomi Imada, Hiroshi Ishizaka +1 more | 2010-11-02 |
| 7655064 | Particulate matter-containing exhaust emission controlling filter, exhaust emission controlling method and device | Yasuyoshi Kato, Takashi Michimoto, Eiji Miyamoto, Naomi Imada, Masatochi Fujisawa +2 more | 2010-02-02 |
| 5580325 | Tooth skip preventing structure of endless power transmitting means | Koujiro Kamata, Takayuki Kikuchi, Hiromu Nakamura | 1996-12-03 |
| 4789381 | Fiber treating process and composition used therefor | Shigeki Oshiyama, Koji Kishimoto, Shigetoshi Suzue, Hiroyoshi Hiramatsu, Kiyoaki Yoshikawa +1 more | 1988-12-06 |
| D269674 | Telephone | Toshihiro Inagi | 1983-07-12 |
| 4250047 | Lubricant compositions for synthetic fibers and method for lubricating synthetic fibers | Kenichi Katabe, Osamu Wakasugi | 1981-02-10 |