Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9580785 | High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same | Tatsuya Nakagaito, Yoshiyasu Kawasaki, Shinjiro Kaneko, Yoshitsugu Suzuki | 2017-02-28 |
| 9458521 | High tensile strength galvanized steel sheets excellent in formability and methods of manufacturing the same | Tatsuya Nakagaito, Shusaku Takagi, Shinjiro Kaneko | 2016-10-04 |
| 9157132 | High-strength galvanized steel sheet having excellent formability and method for manufacturing the same | Shinjiro Kaneko, Yoshiyasu Kawasaki, Tatsuya Nakagaito | 2015-10-13 |
| 9028626 | Method for manufacturing high strength galvanized steel sheet with excellent formability | Tatsuya Nakagaito, Shinjiro Kaneko, Yoshiyasu Kawasaki, Yoshitsugu Suzuki | 2015-05-12 |
| 9011614 | High-strength galvanized steel sheet with excellent formability and method for manufacturing the same | Tatsuya Nakagaito, Yoshitsugu Suzuki, Yuki Toji | 2015-04-21 |
| 8968494 | High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same | Tatsuya Nakagaito, Yoshiyasu Kawasaki, Shinjiro Kaneko, Yoshitsugu Suzuki | 2015-03-03 |
| 8828154 | Hot-rolled steel sheet, method for making the same, and worked body of hot-rolled steel sheet | Toru Hoshi | 2014-09-09 |
| 8815026 | High strength galvanized steel sheet excellent in formability | Shinjiro Kaneko, Yoshiyasu Kawasaki, Yoshitsugu Suzuki, Koji Maitake | 2014-08-26 |
| 8784578 | High strength galvanized steel sheet with excellent workability and method for manufacturing the same | Yoshiyasu Kawasaki, Tatsuya Nakagaito, Shinjiro Kaneko, Yasunobu Nagataki | 2014-07-22 |
| 8657969 | High-strength galvanized steel sheet with excellent formability and method for manufacturing the same | Yoshiyasu Kawasaki, Tatsuya Nakagaito, Shinjiro Kaneko | 2014-02-25 |
| 8430975 | High strength galvanized steel sheet with excellent formability | Tatsuya Nakagaito, Shinjiro Kaneko, Yoshiyasu Kawasaki, Yoshitsugu Suzuki | 2013-04-30 |
| 8241759 | Zinc-plated high-tension steel sheet excellent in press formability | Tatsuya Nakagaito, Yoshitsugu Suzuki, Shusaku Takagi, Takashi Kawano | 2012-08-14 |
| 8076008 | Galvanized high strength steel sheet | Shinjiro Kaneko, Hiroshi Matsuda, Yoshiyasu Kawasaki, Tatsuya Nakagaito, Yoshitsugu Suzuki +2 more | 2011-12-13 |
| 7879163 | Method for manufacturing a high carbon hot-rolled steel sheet | Nobuyuki Nakamura, Takeshi Fujita, Yoshiro Tsuchiya, Shunji Ilzuka | 2011-02-01 |
| 7396420 | Hot-dip galvanized hot-rolled and cold-rolled steel sheets excellent in strain age hardening property | Tetsuo Shimizu, Kei Sakata, Osamu Furukimi | 2008-07-08 |
| 6818074 | High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same | Tetsuo Shimizu, Kei Sakata, Osamu Furukimi | 2004-11-16 |
| 6814819 | Methods of manufacturing hot-dip galvanized hot-rolled and cold-rolled steel sheets excellent in strain age hardening property | Tetsuo Shimizu, Kei Sakata, Osamu Furukimi | 2004-11-09 |
| 6676774 | Hot rolled steel plate and cold rolled steel plate being excellent in strain aging hardening characteristics | Tetsuo Shimizu, Kei Sakata, Osamu Furukimi | 2004-01-13 |
| 6331216 | Steel pipe having high ductility and high strength and process for production thereof | Takaaki Toyooka, Akira Yorifuji, Masanori Nishimori, Motoaki Itadani, Yuji Hashimoto +6 more | 2001-12-18 |
| 6290789 | Ultrafine-grain steel pipe and process for manufacturing the same | Takaaki Toyooka, Akira Yorifuji, Masanori Nishimori, Motoaki Itadani, Yuji Hashimoto +6 more | 2001-09-18 |
| 6171412 | Coated seizure-hardening type cold-rolled steel sheet having excellent aging resistance and method of production thereof | Masahiko Morita, Osamu Furukimi, Takashi Obara, Tetsuya Kiyasu, Yoshio Yamazaki | 2001-01-09 |
| 5853659 | Steel, steel sheet having excellent workability and method of producing the same by electric furnace-vacuum degassing process | Takashi Sekita, Taro Yahiro, Toshio Fujimura, Takemi Yamamoto, Masahiko Morita +2 more | 1998-12-29 |
| 5360493 | High-strength cold-rolled steel sheet excelling in deep drawability and method of producing the same | Hidetaka Kawabe, Eiko Yasuhara, Kei Sakata, Toshiyuki Kato | 1994-11-01 |
| 5041166 | Cold-rolled steel sheet for deep drawing and method of producing the same | Susumu Satoh, Hideo Abe, Nobuhiko Uesugi | 1991-08-20 |
| 4973367 | Method of manufacturing steel sheet having excellent deep-drawability | Susumu Satoh, Toshiyuki Katoh, Hideo Abe, Ikuo Yarita | 1990-11-27 |