Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5846343 | Cold rolled steel sheet exhibiting excellent press workability and method of manufacturing the same | Eiko Yasuhara, Toshiyuki Kato | 1998-12-08 |
| 5582658 | High strength steel sheet adapted for press forming and method of producing the same | Susumu Masui, Fusao Togashi, Masahiko Morita, Toshiyuki Kato | 1996-12-10 |
| 5542994 | Method for manufacturing a high-formable, high-strength cold-rolled steel sheet excellent in resistance to secondary working embrittlement | Kazuhiro Seto, Kaneharu Okuda, Toshiyuki Kato, Takashi Ono | 1996-08-06 |
| 5460665 | Method of manufacturing a low-alloy ultra-low-carbon cold anisotropy rolled steel sheet exhibiting an excellent resistance to fabrication embrittlement and small internal anisotropy | Eiko Yasuhara, Susumu Satoh, Toshiyuki Kato | 1995-10-24 |
| 5360493 | High-strength cold-rolled steel sheet excelling in deep drawability and method of producing the same | Saiji Matsuoka, Hidetaka Kawabe, Eiko Yasuhara, Toshiyuki Kato | 1994-11-01 |
| 5356494 | High strength cold rolled steel sheet having excellent non-aging property at room temperature and suitable for drawing and method of producing the same | Susumu Okada, Susumu Satoh, Masahiko Morita, Toshiyuki Kato | 1994-10-18 |
| 5290370 | Cold-rolled high-tension steel sheet having superior deep drawability and method thereof | Susumu Okada, Susumu Masui, Susumu Satoh, Masahiko Morita, Toshiyuki Kato | 1994-03-01 |
| 5180449 | Galvanized high-strength steel sheet having low yield ratio and method of producing the same | Susumu Masui, Fusao Togashi | 1993-01-19 |
| 4931106 | Hot rolled steel sheet having high resistances against secondary-work embrittlement and brazing embrittlement and adapted for ultra-deep drawing and a method for producing the same | Akio Tosaka, Koichi Hashiguchi, Tateo Higashino, Toshio Ichida | 1990-06-05 |
| 4857117 | Method of manufacturing a cold-rolled steel sheet having a good deep drawability | Koichi Hashiguchi, Shinobu Okano | 1989-08-15 |
| 4588181 | Double-feed prevention device in paper feeding apparatus | Kazunori Tanaka, Kazunori Aiuchi | 1986-05-13 |
| 4586965 | Production of a base steel sheet to be surface-treated which is to produce no stretcher strain | Takashi Obara, Kazunori Osawa, Minoru Nishida, Hideo Kuguminato | 1986-05-06 |