Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6544680 | Fuel cell separator, a fuel cell using the fuel cell separator, and a method for making the fuel cell separator | Shigeru Takano, Kenichi Uehara, Yasunobu Iizuka | 2003-04-08 |
| 5779880 | Carbonaceous powder to be dispersed in electrorheological fluid and electrorheological fluid using the same | Takayuki Maruyama, Takao Ogino, Yuichi Ishino, Tasuku Saito, Takashi Haraoka +1 more | 1998-07-14 |
| 5332517 | Method for producing carbonaceous powder for electrorheological fluid | Takayuki Torii, Takashi Haraoka, Katsuhiro Nagayama, Noriyoshi Fukuda, Yuichi Ishino +2 more | 1994-07-26 |