Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7297282 | Fluid filter, drain mechanism thereof, draining jig used in fluid filter and draining method of fluid filter | Kiichiro Suzumori, Toshihiro Takahara, Sadahito Fukumori, Ryuichiro Kamioka, Kenzo Kado | 2007-11-20 |
| 6293984 | Air filter | Kouichi Oda, Hidehito Ukai, Katsuyuki Shirai, Minoru Honda, Takashi Nishimoto +1 more | 2001-09-25 |
| 6220606 | Metallic gasket | Shigeru Kawaguchi, Kenji Kubouchi, Tadaumi Matsumoto, Takeshi Kitamura | 2001-04-24 |