Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6109388 | Sound absorbing mechanism using a porous material | Kouji Tsukamoto, Katsuhisa Ootsuta, Shuichi Tani, Masayuki Kurashina | 2000-08-29 |
| 6015008 | Heat radiating plate | Eiji Kogure, Tadashi Fukushima, Hiroaki Tsukahara, Takao Oshima, Kunihiko Kaga | 2000-01-18 |
| 5905234 | Sound absorbing mechanism using a porous material | Kouji Tsukamoto, Katsuhisa Ootsuta, Shuichi Tani, Masayuki Kurashina | 1999-05-18 |
| 5707718 | Porous-plastic bearing and method of manufacturing porous-plastic bearing | Koei Matsukawa, Katsunori Sato | 1998-01-13 |
| 5143664 | Method of preparing a porous structural unit | Yoshihiro Noguchi, Yutaka Takahashi, Hideharu Tanaka | 1992-09-01 |
| 5117939 | Sound attenuator | Yoshihiro Noguchi, Yutaka Takahashi, Ken Morinushi, Hideharu Tanaka | 1992-06-02 |
| 5110258 | Blower having a sound-damping structure | Ken Morinushi, Hideharu Tanaka, Yoshihiro Noguchi, Yutaka Takahashi | 1992-05-05 |
| 5108833 | Porous structural unit and a method of preparing the same | Yoshihiro Noguchi, Yutaka Takahashi, Hideharu Tanaka | 1992-04-28 |