Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4632074 | Wear-resistant member for use in internal combustion engine and method for producing the same | Kentaro Takahashi, Takeshi Hiraoka, Yoshikatsu Nakamura | 1986-12-30 |
| 4583502 | Wear-resistant member for use in an internal combustion engine | Kentaro Takahashi, Takeshi Hiraoka, Yoshikatsu Nakamura | 1986-04-22 |
| 4526617 | Wear resistant ferro-based sintered alloy | Takeshi Hiraoka, Shigeru Urano, Keiji Nakamura | 1985-07-02 |
| 4360383 | Abrasion resistant sintered alloy for internal combustion engines | Kentaro Takahashi, Yoshikatsu Nakamura | 1982-11-23 |
| 4348232 | Abrasion resistant ferro-based sintered alloy | Takeshi Hiraoka, Shigeru Urano, Keiji Nakamura | 1982-09-07 |
| 4345943 | Abrasion resistant sintered alloy for internal combustion engines | Kentaro Takahashi, Yoshikatsu Nakamura | 1982-08-24 |
| 4345942 | Abrasion resistant sintered alloy for internal combustion engines | Kentaro Takahashi, Yoshikatsu Nakamura | 1982-08-24 |
| 4243414 | Slidable members for prime movers | Kentaro Takahashi, Yoshikatsu Nakamura | 1981-01-06 |