Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066283 | High-strength cold-rolled steel sheet having excellent uniform elongation and hole expandability | Yuri Toda, Nobuhiro Fujita, Kohichi Sano, Hiroshi Yoshida, Toshio Ogawa | 2018-09-04 |
| 10060006 | High-strength cold-rolled steel sheet having excellent local deformability | Yoshihiro Suwa, Kazuaki Nakano, Kunio Hayashi, Nobuhiro Fujita, Kohichi Sano | 2018-08-28 |
| 9988697 | High-strength hot-rolled steel sheet having excellent local deformability and manufacturing method thereof | Yoshihiro Suwa, Kazuaki Nakano, Kunio Hayashi, Nobuhiro Fujita, Kohichi Sano | 2018-06-05 |
| 9970074 | Cold-rolled steel sheet, galvanized cold-rolled steel sheet and method of manufacturing the same | Kaoru Kawasaki, Masaharu Kameda, Kohichi Sano | 2018-05-15 |
| 9797024 | Hot-rolled steel sheet for gas nitrocarburizing and manufacturing method thereof | Tatsuo Yokoi, Hiroshi Shuto, Nobuhiro Fujita, Kazuaki Nakano, Takeshi Yamamoto | 2017-10-24 |
| 9752217 | Hot-rolled steel sheet and method of producing the same | Tatsuo Yokoi, Hiroshi Shuto, Nobuhiro Fujita, Kazuaki Nakano, Takeshi Yamamoto | 2017-09-05 |
| 9631265 | Hot-rolled steel sheet and method for producing same | Kohichi Sano, Kunio Hayashi, Kazuaki Nakano, Nobuhiro Fujita | 2017-04-25 |
| 9587287 | Bainite-containing-type high-strength hot-rolled steel sheet having excellent isotropic workability and manufacturing method thereof | Tatsuo Yokoi, Hiroshi Shuto, Nobuhiro Fujita, Kazuaki Nakano, Takeshi Yamamoto | 2017-03-07 |
| 9587319 | Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and methods of manufacturing the same | Nobuhiro Fujita, Kunio Hayashi, Manabu Takahashi, Tetsuo Kishimoto, Hiroshi Yoshida | 2017-03-07 |
| 9567658 | Cold-rolled steel sheet | Yuri Toda, Nobuhiro Fujita, Kohichi Sano, Hiroshi Yoshida, Toshio Ogawa +2 more | 2017-02-14 |
| 9546413 | Hot-rolled steel sheet and production method thereof | Takayuki Nozaki, Manabu Takahashi, Nobuhiro Fujita, Hiroshi Yoshida, Shinichiro Watanabe +3 more | 2017-01-17 |
| 9512508 | High-strength cold-rolled steel sheet having excellent stretch flangeability and precision punchability and manufacturing method thereof | Hiroshi Shuto, Nobuhiro Fujita, Tatsuo Yokoi, Kazuaki Nakano, Shinichiro Watanabe | 2016-12-06 |
| 9458520 | Manufacturing method of a high-strength cold-rolled steel sheet having excellent uniform elongation and hole expandability | Yuri Toda, Nobuhiro Fujita, Kohichi Sano, Hiroshi Yoshida, Toshio Ogawa | 2016-10-04 |
| 9453269 | Hot-rolled steel sheet for gas nitrocarburizing and manufacturing method thereof | Tatsuo Yokoi, Hiroshi Shuto, Nobuhiro Fujita, Kazuaki Nakano, Takeshi Yamamoto | 2016-09-27 |
| 9410231 | Steel sheet and method of manufacturing steel sheet | Natsuko Sugiura, Kohichi Sano, Chisato Wakabayashi, Naoki Yoshinaga, Kaoru Kawasaki | 2016-08-09 |
| 9347122 | Manufacturing method of a high-strength cold-rolled steel sheet having excellent local deformability | Yoshihiro Suwa, Kazuaki Nakano, Kunio Hayashi, Nobuhiro Fujita, Kohichi Sano | 2016-05-24 |
| 9273370 | Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and methods of manufacturing the same | Nobuhiro Fujita, Kunio Hayashi, Manabu Takahashi, Tetsuo Kishimoto, Hiroshi Yoshida | 2016-03-01 |
| 9267196 | Method of producing a hot rolled steel sheet | Nobuhiro Fujita, Manabu Takahashi, Kunio Hayashi, Tetsuo Kishimoto, Kazuaki Nakano +1 more | 2016-02-23 |
| 8951366 | High-strength cold-rolled steel sheet and method of manufacturing thereof | Kohichi Sano, Chisato Wakabayashi, Hiroyuki Kawata, Naoki Yoshinaga, Kaoru Kawasaki +2 more | 2015-02-10 |
| 8192683 | High-strength steel sheets excellent in hole-expandability and ductility | Hirokazu Taniguchi, Masashi Fukuda | 2012-06-05 |
| 8182740 | High-strength steel sheets excellent in hole-expandability and ductility | Hirokazu Taniguchi, Masashi Fukuda | 2012-05-22 |
| 8012276 | Method for manufacturing a steel sheet for tin plated steel sheet and tin-free steel sheet each having excellent formability | Satoshi Takeuchi, Kazuhito Ito | 2011-09-06 |
| 7938917 | Method for controlling cooling of steel sheet | Noriyuki Hishinuma, Hidenori Miyata, Hirokazu Taniguchi | 2011-05-10 |
| 7828912 | High-strength hot-rolled steel shaft excellent in hole expandability and ductility and production method thereof | Hirokazu Taniguchi, Masashi Fukuda | 2010-11-09 |
| 7780799 | Cold-rolled steel sheet having a tensile strength of 780 MPA or more, an excellent local formability and a suppressed increase in weld hardness | Koichi Goto, Hirokazu Taniguchi | 2010-08-24 |