Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8884152 | Thermoelectric semiconductor material, thermoelectric semiconductor element using thermoelectric semiconductor material, thermoelectric module using thermoelectric semiconductor element and manufacturing method for same | Toshinori Ota, Hirold Yoshizawa, Kouiti Fujita, Isao Imai, Tsuyoshi Tosho | 2014-11-11 |
| 8692103 | Thermoelectric semiconductor material, thermoelectric semiconductor element using thermoelectric semiconductor material, thermoelectric module using thermoelectric semiconductor element and manufacturing method for same | Toshinori Ota, Hiroki Yoshizawa, Kouiti Fujita, Isao Imai, Tsuyoshi Tosho | 2014-04-08 |
| 6761780 | Method of manufacturing a high Mn non-magnetic steel sheet for cryogenic temperature use | Nobuyuki Morito, Kiyohiko Nohara, Katsuhiro Kobori, Takako Yamashita | 2004-07-13 |
| 5697425 | Method of producing thin cast sheet through continuous casting | Akihiko Nanba, Chisato Yoshida, Takaharu Moriya, Naotsugu Yoshida, Yasuyuki Murata +2 more | 1997-12-16 |
| 5620533 | Method for making grain-oriented silicon steel sheet having excellent magnetic properties | Keisuke Kotani, Mitsumasa Kurosawa, Masaki Kawano, Hirotake Ishitobi, Masayuki Sakaguchi +1 more | 1997-04-15 |
| 5342454 | Method of producing grain oriented silicon steel sheet having low iron loss | Yasuyuki Hayakawa, Bunjiro Fukuda, Masataka Yamada, Yoshiaki Iida, Fumihiko Takeuchi +1 more | 1994-08-30 |
| 5318639 | Method of manufacturing grain oriented silicon steel sheets | Yasuyuki Hayakawa, Bunjiro Fukuda, Masataka Yamada, Tetsuya Oishi, Shigeru Yoshida +1 more | 1994-06-07 |
| 5173129 | Grain-oriented silicon steel sheet having a low iron loss free from deterioration due to stress-relief annealing and a method of producing the same | Michiro Komatsubara, Yoshiaki Iida, Isao Matoba | 1992-12-22 |
| 4963197 | Grain oriented electromagnetic steel sheets having a very low iron loss and method of producing the same | Yasuhiro Kobayashi, Hirotake Ishitobi, Shigeko Sujita, Norio Takahashi, Hisanao Nakahara +1 more | 1990-10-16 |
| 4952253 | Grain-oriented silicon steel sheet having a low iron loss free from deterioration due to stress-relief annealing and a method of producing the same | Michiro Komatsubara, Yoshiaki Iida, Isao Matoba | 1990-08-28 |
| 4655854 | Grain-oriented silicon steel sheet having a low iron loss free from deterioration due to stress-relief annealing and a method of producing the same | Michiro Komatsubara, Yoshiaki Iida, Isao Matoba | 1987-04-07 |