Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4336923 | Steel surface inspection apparatus | Toshio Shiraiwa, Takahide Sakamoto | 1982-06-29 |
| 4337099 | Method and apparatus for conditioning of steel surface | Takahide Sakamoto | 1982-06-29 |
| 4318439 | Hot steel cutting apparatus | Takahide Sakamoto, Kenichi Matsui, Ichiroh Ohgaki | 1982-03-09 |