Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325892 | Method for manufacturing a grain-oriented electrical steel sheet | Yasuyuki Hayakawa, Takeshi Imamura | 2025-06-10 |
| 12305255 | Method for producing grain-oriented electrical steel sheet | Yuiko Ehashi, Hirokazu Sugihara, Soshi Yoshimoto | 2025-05-20 |
| 12104217 | Grain-oriented electrical steel sheet and production method therefor | Makoto Watanabe, Takashi Terashima | 2024-10-01 |
| 11577291 | Hot-rolled steel sheet for electrical steel sheet production and method of producing same | Yuiko Ehashi, Takeshi Imamura, Minoru Takashima | 2023-02-14 |
| 11560603 | Grain-oriented electrical steel sheet and method for manufacturing same | Yasuyuki Hayakawa, Takeshi Imamura | 2023-01-24 |
| 11459633 | Low-iron-loss grain-oriented electrical steel sheet and production method for same | Makoto Watanabe, Yuiko Ehashi | 2022-10-04 |
| 11459629 | Method of producing grain-oriented electrical steel sheet | Yasuyuki Hayakawa, Yuiko Ehashi | 2022-10-04 |
| 11332801 | Method of producing grain-oriented electrical steel sheet | Yuiko Ehashi, Yasuyuki Hayakawa, Minoru Takashima, Takeshi Imamura | 2022-05-17 |
| 11286538 | Method for manufacturing grain-oriented electrical steel sheet | Takeshi Imamura, Yuiko Ehashi, Hiroi Yamaguchi | 2022-03-29 |
| 11186888 | Grain-oriented electrical steel sheet and method for producing the same | Takeshi Imamura | 2021-11-30 |
| 10889880 | Grain-oriented electrical steel sheet and method for manufacturing same | Takeshi Imamura, Yuiko Wakisaka | 2021-01-12 |
| 10844452 | Grain-oriented electrical steel sheet and method for manufacturing the same | Yukihiro Shingaki, Yasuyuki Hayakawa | 2020-11-24 |
| 9978489 | Method of producing grain oriented electrical steel sheet | Takeshi Imamura, Yasuyuki Hayakawa, Yukihiro Shingaki | 2018-05-22 |
| 9761360 | Method of manufacturing grain oriented electrical steel sheet | Toshito Takamiya, Hiroshi Matsuda | 2017-09-12 |
| 9240266 | Grain oriented electrical steel sheet | Minoru Takashima, Hiroi Yamaguchi, Takeshi Omura | 2016-01-19 |
| 9187798 | Method for manufacturing grain oriented electrical steel sheet | Minoru Takashima, Toshito Takamiya | 2015-11-17 |
| 8061851 | Lamp cooling apparatus for enabling adjustments of setting positions and projection display apparatus having such lamp cooling apparatus | Hiroshi Kawai | 2011-11-22 |