Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5125811 | Sintered iron-base alloy vane for compressors | Nobuya Amano | 1992-06-30 |
| 4915735 | Wear-resistant sintered alloy and method for its production | — | 1990-04-10 |
| 4734968 | Method for making a valve-seat insert for internal combustion engines | Nobuhito Kuroishi, Tetsuya Suganuma, Akira Manabe | 1988-04-05 |
| 4671491 | Valve-seat insert for internal combustion engines and its production | Nobuhito Kuroishi, Tetsuya Suganuma, Akira Manabe | 1987-06-09 |
| 4546737 | Valve-seat insert for internal combustion engines | Koji Kazuoka, Testuya Suganuma, Nobuhito Kuroishi | 1985-10-15 |