Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419766 | Cutting-free bronze alloys | Yukinori Ikemiya, Hideki Yoshimura, Kenji Sugiyama, Kunio Nakashima, Wataru Yago +1 more | 2002-07-16 |
| 5582281 | Method of connecting a sliding member to a synchronizer ring | Kunio Nakashima, Kunihiro Uraki, Wataru Yago, Atsushi Yasukawa | 1996-12-10 |
| 5326646 | Syncronizer ring having a spray-coated film of a wear-resistant brass material | Kunio Nakashima, Wataru Yago, Kazuyuki Inagaki | 1994-07-05 |
| 5288683 | Wear-resistant copper alloys and synchronizer rings for automobiles comprising the same | Kunio Nakashima, Kazuyuki Inagaki | 1994-02-22 |
| 4377424 | Mold of precipitation hardenable copper alloy for continuous casting mold | Yutaka Hirao, Kunio Hata, Ryoichi Ishigane | 1983-03-22 |
| 4191564 | Brass having superior adhesion and wear resistant properties | Yutaka Hirao, Kunio Hata | 1980-03-04 |