Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5206358 | Process for manufacturing petroleum resin | Akira Takahashi, Yo-ichi Ikeda, Katsumi Minomiya | 1993-04-27 |
| 4995852 | Sintered oil-retaining bushed chain having roller | Toshio Takahashi, Kazumasa Matsuno, Masaru Morimoto | 1991-02-26 |
| 4755163 | Push-drive chain | Makoto Kanehira, Takerou Nakagawa, Yasumasa Tsubakimoto, Takashi Koizumi | 1988-07-05 |
| 4724669 | Filament-wound cylindrical element for chain | Makoto Kanehira, Takashi Koizumi, Takerou Nakagawa, Kazumasa Matsuno, Yasumasa Tsubakimoto +1 more | 1988-02-16 |