Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10294543 | Method for producing grain-oriented electrical steel sheet | Ryuichi Suehiro, Takashi Terashima, Makoto Watanabe, Takeshi Imamura | 2019-05-21 |
| 10192662 | Method for producing grain-oriented electrical steel sheet | Makoto Watanabe, Takeshi Imamura, Ryuichi Suehiro | 2019-01-29 |
| 10134514 | Method for producing grain-oriented electrical steel sheet | Masanori Uesaka, Takeshi Imamura, Ryuichi Suehiro, Takayuki Fukunaga | 2018-11-20 |
| 10087529 | Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating | Takashi Terashima, Makoto Watanabe, Masanori Uesaka, Ryuichi Suehiro | 2018-10-02 |
| 10020103 | Grain oriented electrical steel sheet | Makoto Watanabe, Seiji Okabe | 2018-07-10 |
| 9805851 | Grain-oriented electrical steel sheet and method of producing the same | Makoto Watanabe, Yukihiro Shingaki, Tomoyuki Okubo | 2017-10-31 |
| 9761360 | Method of manufacturing grain oriented electrical steel sheet | Masanori Takenaka, Hiroshi Matsuda | 2017-09-12 |
| 9738949 | Method for producing grain-oriented electrical steel sheet | Takeshi Imamura, Yukihiro Shingaki, Makoto Watanabe, Ryuichi Suehiro | 2017-08-22 |
| 9640320 | Method of producing grain-oriented electrical steel sheet | Makoto Watanabe, Yukihiro Shingaki, Tomoyuki Okubo | 2017-05-02 |
| 9617616 | Method for producing grain-oriented electrical steel sheet | Takeshi Imamura, Yukihiro Shingaki, Makoto Watanabe, Ryuichi Suehiro | 2017-04-11 |
| 9290824 | Method of producing grain-oriented electrical steel sheet | Makoto Watanabe, Yukihiro Shingaki, Tomoyuki Okubo, Kunihiro Senda | 2016-03-22 |
| 9187798 | Method for manufacturing grain oriented electrical steel sheet | Masanori Takenaka, Minoru Takashima | 2015-11-17 |
| 8760155 | Magnetism measuring method and device | Hiroharu Kato, Akio Nagamune | 2014-06-24 |
| 6929704 | Grain-oriented electromagnetic steel sheet | Michiro Komatsubara, Kunihiro Senda | 2005-08-16 |
| 6602357 | Grain oriented electrical steel sheet with low iron loss and production method for same | Kunihiro Senda, Tadashi Nakanishi, Mitsumasa Kurosawa, Hiroaki Toda | 2003-08-05 |
| 6444050 | Grain-oriented electromagnetic steel sheet | Michiro Komatsubara, Kunihiro Senda | 2002-09-03 |
| 6364963 | Grain oriented electrical steel sheet having very low iron loss and production process for same | Michiro Komatsubara, Kunihiro Senda | 2002-04-02 |
| 6280534 | Grain oriented electromagnetic steel sheet and manufacturing thereof | Kunihiro Senda, Makoto Watanabe, Mitsumasa Kurosawa | 2001-08-28 |
| 6110298 | Grain-oriented electrical steel sheet excellent in magnetic characteristics and production process for same | Kunihiro Senda, Michiro Komatsubara | 2000-08-29 |
| 6103022 | Grain oriented electrical steel sheet having very low iron loss and production process for same | Michiro Komatsubara, Kunihiro Senda | 2000-08-15 |
| 6083326 | Grain-oriented electromagnetic steel sheet | Michiro Komatsubara, Kunihiro Senda | 2000-07-04 |
| 5885371 | Method of producing grain-oriented magnetic steel sheet | Michiro Komatsubara, Kunihiro Senda, Mineo Muraki, Chizuko Goto, Mitsumasa Kurosawa +1 more | 1999-03-23 |
| 5572892 | Method of producing silicon steel hot rolled sheets having excellent surface properties | Mineo Muraki, Satoshi Koseki | 1996-11-12 |
| 5330586 | Method of producing grain oriented silicon steel sheet having very excellent magnetic properties | Michiro Komatsubara, Yasuyuki Hayakawa, Katsuo Iwamoto, Makoto Watanabe | 1994-07-19 |
| 5296050 | Method of producing grain oriented silicon steel sheets having improved magnetic properties | Masahiko Manabe, Fumihiko Takeuchi, Takashi Obara, Yoshiaki Iida | 1994-03-22 |