Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11566303 | Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet | Takeshi Kubota, Takeaki Wakisaka, Masafumi Miyazaki | 2023-01-31 |
| 11469018 | Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet | Takeshi Kubota, Takeaki Wakisaka, Masafumi Miyazaki | 2022-10-11 |
| 11459632 | Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet | Takeshi Kubota, Takeaki Wakisaka, Masafumi Miyazaki | 2022-10-04 |
| 11053574 | Non-oriented electrical steel sheet | Hiroyoshi Yashiki, Yoshiaki Natori, Kazutoshi Takeda, Susumu Mukawa, Takuya Matsumoto +2 more | 2021-07-06 |
| 11021771 | Non-oriented electrical steel sheet and method for manufacturing non-oriented electrical steel sheet | Hiroyoshi Yashiki, Yoshiaki Natori, Kazutoshi Takeda, Susumu Mukawa, Takuya Matsumoto +2 more | 2021-06-01 |
| 10995393 | Non-oriented electrical steel sheet | Takeshi Kubota, Masafumi Miyazaki | 2021-05-04 |
| 10991494 | Non-oriented electrical steel sheet | Takeshi Kubota, Masafumi Miyazaki | 2021-04-27 |
| 10968503 | Non-oriented electrical steel sheet | Takeshi Kubota, Masafumi Miyazaki | 2021-04-06 |
| 10337092 | Steel sheet | Takashi Aramaki, Masafumi Zeze | 2019-07-02 |
| 9127409 | Rail | Masaharu Ueda, Teruhisa Miyazaki, Takeshi Yamamoto | 2015-09-08 |
| 9051634 | Steel sheet | Takashi Aramaki, Masafumi Zeze | 2015-06-09 |
| 8628631 | Ferritic stainless steel casting and sheet and method for producing the same | Akihiko Takahashi, Junichi Hamada, Ken Kimura, Yoshihito Yamada, Toyohiko Kakihara +1 more | 2014-01-14 |
| 8469284 | Pearlitic rail with excellent wear resistance and toughness | Masaharu Ueda, Kazunori Seki | 2013-06-25 |
| 8293038 | Ferritic stainless steel casting and sheet and method for producing the same | Akihiko Takahashi, Junichi Hamada, Ken Kimura, Yoshihito Yamada, Toyohiko Kakihara +1 more | 2012-10-23 |
| 7972451 | Pearlitic steel rail excellent in wear resistance and ductility and method for producing same | Masaharu Ueda, Koichiro Matsushita, Kazuo Fujita, Katsuya Iwano, Koichi Uchino +1 more | 2011-07-05 |
| 6918969 | Cast steel and steel material with excellent workability, method for processing molten steel therefor and method for manufacturing the cast steel and steel material | Masafumi Zeze, Ryusuke Miura, Shintaro Kusunoki, Yasuhiro Kinari, Masayuki Abe +4 more | 2005-07-19 |
| 6585799 | Cast steel piece and steel product excellent in forming characteristics and method for treatment of molted steel therefor and method for production thereof | Masafumi Zeze, Ryusuke Miura, Shintaro Kusunoki, Yasuhiro Kinari, Masayuki Abe +4 more | 2003-07-01 |
| 6478892 | Low iron loss non-oriented electrical steel sheet excellent in workability and method for producing the same | Ken Murakami, Tomoji Kumano, Ryutaro Kawamata, Takeshi Kubota, Masafumi Zeze +2 more | 2002-11-12 |