Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5089068 | Cold rolled steel sheets having improved spot weldability | Susumu Okada, Makoto Imanaka, Susumu Masui, Takashi Obara, Masatoshi Shinozaki | 1992-02-18 |
| 4889566 | Method for producing cold rolled steel sheets having improved spot weldability | Susumu Okada, Makoto Imanaka, Susumu Masui, Takashi Obara, Masatoshi Shinozaki | 1989-12-26 |
| 4861390 | Method of manufacturing formable as-rolled thin steel sheets | Susumu Satoh, Saiji Matsuoka, Takashi Obara, Toshio Irie | 1989-08-29 |
| 4818299 | Method of manufacturing cold-rolled steel sheets | Susumu Sato, Mitsumasa Kurosawa, Hideo Suzuki, Takashi Obara | 1989-04-04 |
| 4793401 | Method of producing thin steel sheets having an improved processability | Saiji Matsuoka, Susumu Satoh, Takashi Obara, Hideo Abe | 1988-12-27 |
| 4775599 | Cold rolled steel sheets having an improved press formability | Saiji Matsuoka, Takashi Obara, Shunichi Tsugawa, Shigeru Kobayashi, Toshio Ichida | 1988-10-04 |
| 4750952 | Cold-rolled steel sheets | Susumu Sato, Mitsumasa Kurosawa, Hideo Suzuki, Takashi Obara | 1988-06-14 |
| 4676844 | Production of formable thin steel sheet excellent in ridging resistance | Susumu Satoh, Saiji Matsuoka, Takashi Obara, Toshio Irie | 1987-06-30 |
| 4304113 | Process of making plated wire for reinforcing rubber goods | Masamitsu Takei, Kunihiko Kataoka, Yoshitaka Udagawa, Shunichi Harada | 1981-12-08 |