Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7252724 | High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same | Sinjiro Kaneko, Yoichi Tominaga, Noriyuki Katayama, Nobutaka Kurosawa, Kei Sakata +1 more | 2007-08-07 |
| 7101445 | Cold rolled steel sheet and galvanized steel sheet having strain age hardenability and method of producing the same | Chikara Kami, Takuya Yamazaki | 2006-09-05 |
| 7067023 | Cold rolled steel sheet and galvanized steel sheet having strain age hardenability and method of producing the same | Chikara Kami, Takuya Yamazaki | 2006-06-27 |
| 6902632 | High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereof | Chikara Kami, Kazunori Osawa, Shinjiro Kaneko, Takuya Yamazaki, Kaneharu Okuda +1 more | 2005-06-07 |
| 6899771 | High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereof | Chikara Kami, Kazunori Osawa, Shinjiro Kaneko, Takuya Yamazaki, Kaneharu Okuda +1 more | 2005-05-31 |
| 6702904 | High tensile cold-rolled steel sheet having excellent strain aging hardening properties | Chikara Kami, Kazunori Osawa, Shinjiro Kaneko, Takuya Yamazaki, Kaneharu Okuda +1 more | 2004-03-09 |
| 6695932 | Cold-rolled steel sheet having excellent strain aging hardening properties and method for producing the same | Chikara Kami | 2004-02-24 |
| 6692584 | High tensile cold-rolled steel sheet excellent in ductility and in strain aging hardening properties, and method for producing the same | Kei Sakata, Osamu Furukimi | 2004-02-17 |
| 6398884 | Methods of producing steel plate, hot-dip steel plate and alloyed hot-dip steel plate | Kazuaki Kyono, Shigeru Umino, Keiji Nishimura, Hiromasa Hayashi | 2002-06-04 |
| 6364968 | High-strength hot-rolled steel sheet having excellent stretch flangeability, and method of producing the same | Eiko Yasuhara, Osamu Furukimi, Takao Uchiyama, Nobuo Yamada | 2002-04-02 |
| 6290784 | Hot rolled steel sheet having an ultrafine grain structure and process for producing steel sheet | Eiko Yasuhara, Osamu Furukimi | 2001-09-18 |
| 6221180 | Steel sheet for can and manufacturing method thereof | Masatoshi Aratani, Osamu Furukimi, Hideo Kuguminato, Makoto Aratani, Yuji Miki | 2001-04-24 |
| 6171416 | Method of producing can steel strip | Makoto Aratani, Yukio Kobata, Hideo Kuguminato, Masatoshi Aratani, Susumu Okada | 2001-01-09 |
| 6110299 | Steel sheet for double wound pipe and method of producing the pipe | Kaneharu Okuda, Masatoshi Aratani | 2000-08-29 |
| 6063214 | Method of producing high-strength steel sheet used for can | Chikako Fujinaga, Toshiyuki Kato, Kaku Sato, Hideo Kuguminato, Yoshihiro Okawa | 2000-05-16 |
| 6042952 | Extremely-thin steel sheets and method of producing the same | Makoto Aratani, Naotoshi Ryu, Hideo Kuguminato, Kaneharu Okuda, Masatoshi Aratani +1 more | 2000-03-28 |
| 5759306 | Method for making a steel sheet suitable as a material for can making | Kaneharu Okuda, Toshiyuki Kato, Hideo Kuguminato | 1998-06-02 |
| 5725697 | Method of manufacturing cold-rolled can steel sheet having less planar anisotropy and good workability | Chikako Fujinaga, Toshiyuki Kato, Kaku Sato, Hideo Kuguminato | 1998-03-10 |
| 5587027 | Method of manufacturing canning steel sheet with non-aging property and superior workability | Chikako Fujinaga, Toshiyuki Kato, Kaku Sato, Hideo Kuguminato | 1996-12-24 |
| 5534089 | Method of manufacturing small planar anisotropic high-strength thin can steel plate | Chikako Fujinaga, Toshiyuki Kato, Kaku Sato | 1996-07-09 |
| 5074926 | High tensile cold rolled steel sheet and high tensile hot dip galvanized steel sheet having improved stretch flanging property and process for producing same | Fusao Togashi, Hiroshi Hashimoto | 1991-12-24 |
| 4974424 | Method and system for cooling strip | Koichi Hashiguchi, Masahiko Morita, Shinobu Okano | 1990-12-04 |
| 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 | Kei Sakata, Koichi Hashiguchi, Tateo Higashino, Toshio Ichida | 1990-06-05 |
| 4830686 | Low yield ratio high-strength annealed steel sheet having good ductility and resistance to secondary cold-work embrittlement | Koichi Hashiguchi, Toshio Irie, Isao Takahashi | 1989-05-16 |
| 4770719 | Method of manufacturing a low yield ratio high-strength steel sheet having good ductility and resistance to secondary cold-work embrittlement | Koichi Hashiguchi, Toshio Irie, Isao Takahashi | 1988-09-13 |