Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861390 | Method of manufacturing formable as-rolled thin steel sheets | Susumu Satoh, Takashi Obara, Kozo Tsunoyama, Toshio Irie | 1989-08-29 |
| 4793401 | Method of producing thin steel sheets having an improved processability | Susumu Satoh, Takashi Obara, Kozo Tsunoyama, Hideo Abe | 1988-12-27 |
| 4775599 | Cold rolled steel sheets having an improved press formability | Takashi Obara, Kozo Tsunoyama, Shunichi Tsugawa, Shigeru Kobayashi, Toshio Ichida | 1988-10-04 |
| 4676844 | Production of formable thin steel sheet excellent in ridging resistance | Susumu Satoh, Takashi Obara, Kozo Tsunoyama, Toshio Irie | 1987-06-30 |