Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10384256 | Tooling for punching steel sheet and punching method | Yuzo Takahashi, Osamu Kawano, Tatsuo Yokoi, Satoshi Horioka | 2019-08-20 |
| 10273566 | Hot-rolled steel sheet and method for producing same | Daisuke Maeda, Osamu Kawano, Fuminori Tasaki | 2019-04-30 |
| 10023931 | Method of production of hot dip galvannealed steel sheet with excellent workability, powderability, and slidability | Kaoru Kawasaki, Kiyokazu Ishizuka, Teruaki Yamada | 2018-07-17 |
| 9732405 | Hot rolled steel sheet and method of producing same | Yuzo Takahashi, Osamu Kawano | 2017-08-15 |
| 9617626 | High-strength steel sheet exhibiting excellent stretch-flange formability and bending workability, and method of producing molten steel for the high-strength steel sheet | Kenichi Yamamoto, Hideaki Yamamura, Yuzo Takahashi, Osamu Kawano, Kohsuke Kume +2 more | 2017-04-11 |
| 9499894 | Method for producing high-strength hot-dip galvannealed steel sheet | Kiyokazu Ishizuka, Kazumi Nishimura, Ikuo Kikuchi, Kaoru Kawasaki | 2016-11-22 |
| 9121079 | High-strength hot-rolled steel sheet and method of manufacturing the same | Yuzo Takahashi, Osamu Kawano | 2015-09-01 |
| 8617324 | Method for producing high-strength hot-dip galvannealed steel sheet | Kiyokazu Ishizuka, Kazumi Nishimura, Ikuo Kikuchi, Kaoru Kawasaki | 2013-12-31 |
| 8303739 | Method for producing high-strength hot-dip galvannealed steel sheet | Kiyokazu Ishizuka, Kazumi Nishimura, Ikuo Kikuchi, Kaoru Kawasaki | 2012-11-06 |