Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11517982 | Electronic device and method for manufacturing the same | Wataru Kobayashi, Takumi Nomura | 2022-12-06 |
| 6620860 | Friction material | Katsuya Okayama, Hiroyuki Fujikawa | 2003-09-16 |
| 6068094 | Sintered friction material | Kyo Takahashi, Masahiro Yoshida, Yoshitoshi Hagiwara, Katsuyoshi Kondoh, Yoshishige Takano | 2000-05-30 |
| 6004370 | Sintered friction material | Takatoshi Takemoto | 1999-12-21 |
| 5922452 | Titanium and/or titanium alloy sintered friction material | Kyo Takahashi, Masahiro Yoshida, Yoshitoshi Hagiwara, Katsuyoshi Kondoh, Yoshishige Takano | 1999-07-13 |
| 5641444 | Method of manufacturing disk brake pad | Hiroyuki Fujikawa, Kazuhiko Mizuguchi | 1997-06-24 |
| 5268398 | Friction material and method of manufacturing such material | Mitsuhiko Nakagawa, Masanori Ibuki, Hiroya Kishimoto | 1993-12-07 |
| 5266395 | Friction material for making brake pads | Mitsuhiko Nakagawa, Masanori Ibuki, Hiroya Kishimoto | 1993-11-30 |
| 4907677 | Friction brake material with carbon and ferrous portions | Kouichi Iwata, Seigou Sakagami | 1990-03-13 |
| 4659444 | Method for producing carbon fiber reinforced carbon material | Kouichi Iwata | 1987-04-21 |