Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342605 | Gas soft-nitriding method | Teruoki Watanabe | 1982-08-03 |
SK
Shunji Kobayashi
Overall (1982): #31,318 of 81,411Top 40%
1
Patents 1982