Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6106977 | Lithium secondary cells and methods for preparing active materials for negative electrodes | Yuukichi Kobayashi, Hidehiko Ohara, Kenji Watanabe | 2000-08-22 |
| 5871864 | Lithium secondary cells and methods for preparing active materials for negative electrodes | Yuukichi Kobayashi, Hidehiko Ohara, Kenji Watanabe | 1999-02-16 |
| 5586152 | Carbon fiber-reinforced carbon composite materials, processes for their production, and first walls of nuclear fusion reactors employing them | Kimihiro Ioki, Kohei Okuyama, Hitoshi Seki | 1996-12-17 |
| 5578255 | Method of making carbon fiber reinforced carbon composites | Kouhei Okuyama, Toshihiro Fukagawa | 1996-11-26 |
| 5566792 | Sliding unit for a brake and method of producing the same | Iwao Yamamoto, Hitoshi Seki, Toshirou Kusahara, Yoshiaki Inoue | 1996-10-22 |
| 5558820 | Process for preparing microcapsules | Hideo Nagano, Takayuki Hayashi | 1996-09-24 |
| 5525558 | Process for producing carbon fiber reinforced carbon composite material, carbon fiber reinforced carbon composite material and sliding material | Toshihiro Fukagawa, Nobuyuki Oonishi, Takeo Matsui, Yutaka Kawamata, Hitoshi Seki | 1996-06-11 |
| 5439080 | Pitch-reinforced carbon fiber brake disc and pyrolytic carbon/resin-reinforced carbon fiber friction pads | Ichiro Haneda, Tatsuyoshi Sakurai, Mashiro Yanagisawa, Kohei Okuyama, Toshihiro Fukagawa | 1995-08-08 |
| 5398784 | Brake friction composite with reinforcing pyrolytic carbon and thermosetting resin | Ichiro Haneda, Tatsuyoshi Sakurai, Mashiro Yanagisawa, Kohei Okuyama, Toshihiro Fukagawa | 1995-03-21 |
| 5390217 | Carbon fiber-reinforced carbon composite materials processes for their production, and first walls of nuclear fusion reactors employing them | Kimihiro Ioki, Kohei Okuyama, Hitoshi Seki, Takanori Takahashi | 1995-02-14 |
| 4216491 | Semiconductor integrated circuit isolated through dielectric material | Takashi Matsuda, Yasusuke Sumitomo | 1980-08-05 |