Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7832529 | Friction member for frictional engagement device and method for producing the same | Atsushi Takahashi, Satoshi Yoshida, Kentaro Komori, Yorinori Kumagai, Takao Nakagawa | 2010-11-16 |
| 7692133 | Photoelectric conversion device including a switch between reference voltage and a signal processing circuit | Satoshi Machida, Masahiro Yokomichi, Daisuke Muraoka, Daisuke Okano | 2010-04-06 |
| 6472058 | Fiber-composite material and method for producing the same | Shigeru Hanzawa, Tsuneo Komiyama, Takao Nakagawa | 2002-10-29 |
| 5975270 | Clutch disk of C/C composite for a wet friction clutch, and process for producing the same | Toshio Tokune, Tetsuo Naraki, Eiichiro Kawahara, Mitsumasa Furumoto, Tsukasa Takahashi +1 more | 1999-11-02 |
| 5678809 | Spring members | Takao Nakagawa, Masaharu Tachibana, Yasuo Nozaki, Toshihiro Sato | 1997-10-21 |
| 5503783 | Process of making a spring member | Takao Nakagawa, Masaharu Tachibana, Yasuo Nozaki, Toshihiro Sato | 1996-04-02 |
| 5206085 | Preformed yarn useful for forming composite articles and process for producing same | Takao Nakagawa, Masaharu Tachibana, Shoko Namba, Takuya Ueda | 1993-04-27 |
| 5076872 | Process for preparing a flexible composite material | Takao Nakagawa, Hiroyuki Uchino, Jiro Ichikawa | 1991-12-31 |
| 4770915 | Flexible composite material and process for preparing same | Takao Nakagawa, Hiroyuki Uchino, Jiro Ichikawa | 1988-09-13 |