Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682588 | Method for producing ferrous sintered alloy having quenched structure | Tadayuki Tsutsui, Hideo Shikata, Sumihisa Kotani | 1997-10-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682588 | Method for producing ferrous sintered alloy having quenched structure | Tadayuki Tsutsui, Hideo Shikata, Sumihisa Kotani | 1997-10-28 |