Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 4345942 | Abrasion resistant sintered alloy for internal combustion engines | Kentaro Takahashi, Yoshikatsu Nakamura | 1982-08-24 |
| 4345943 | Abrasion resistant sintered alloy for internal combustion engines | Kentaro Takahashi, Yoshikatsu Nakamura | 1982-08-24 |