Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076007 | Multilayered sliding member | Toshihiko Sekine, Masafumi Kugo | 2011-12-13 |
| 6548188 | Resin composition for sliding member, and sliding member produced therefrom | Takashi Nakamaru | 2003-04-15 |
| 5732322 | Resin composition for sliding member and sliding member | Takashi Nakamaru, Akihiko Okimura | 1998-03-24 |
| 5624887 | Multilayered sliding member | Takashi Nakamaru, Tadashi Watai, Akihiko Okimura | 1997-04-29 |
| 5616406 | Sliding member | Takashi Nakamaru, Akihiko Okimura | 1997-04-01 |
| 5433870 | Multilayered sliding member | Takashi Nakamaru, Tadashi Watai, Akihiko Okimura | 1995-07-18 |
| 5354622 | Multilayered sliding member | Takashi Nakamaru, Tadashi Watai, Akihiko Okimura | 1994-10-11 |