Issued Patents All Time
Showing 1–25 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378626 | High-strength steel sheet and method for manufacturing the same | Mayumi Ojima, Takeshi Yokota | 2025-08-05 |
| 12365961 | High strength steel sheet and method for manufacturing the same | Kazuki Endoh, Yoshiyasu Kawasaki, Yuki Toji, Mai Aoyama | 2025-07-22 |
| 12297543 | High strength steel sheet, impact absorbing member, and method for manufacturing high strength steel sheet | Yoshiyasu Kawasaki, Muneka Iwasawa, Yuki Toji | 2025-05-13 |
| 11965222 | Method for producing hot-rolled steel sheet and method for producing cold-rolled full hard steel sheet | Hidekazu Minami | 2024-04-23 |
| 11946111 | Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full hard steel sheet, method for producing heat-treated steel sheet, method for producing steel sheet, and method for producing coated steel sheet | Hidekazu Minami, Shinjiro Kaneko | 2024-04-02 |
| 11939640 | Method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, and method for producing heat-treated sheet | Katsutoshi Takashima | 2024-03-26 |
| 11788163 | High-strength steel sheet and method for manufacturing same | Kazuki Endo, Yoshiyasu Kawasaki, Yuki Toji, Mai Aoyama | 2023-10-17 |
| 11661642 | High-strength steel sheet and method for manufacturing same | Kazuki Endo, Yoshiyasu Kawasaki, Yuki Toji, Mai Aoyama | 2023-05-30 |
| 11643700 | High-strength steel sheet and production method thereof | Yoshiyasu Kawasaki, Kazuki Endo, Yuki Toji, Satoshi Maeda, Mai Aoyama | 2023-05-09 |
| 11453926 | Steel sheet, plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full hard steel sheet, method for producing steel sheet, and method for producing plated steel sheet | Tatsuya Nakagaito, Yoshihiko Ono, Hiroshi Hasegawa | 2022-09-27 |
| 11447841 | High-strength steel sheet and method for producing same | Yoshiyasu Kawasaki, Takako Yamashita, Masayasu Ueno, Yuki Toji, Takashi Kobayashi | 2022-09-20 |
| 11447852 | High-strength galvanized steel sheet, high-strength member, and method for producing high-strength galvanized steel sheet | Hiroshi Hasegawa, Hiromi Yoshitomi, Yoichi Makimizu, Yoshitsugu Suzuki, Gentaro Takeda +2 more | 2022-09-20 |
| 11447840 | High-strength steel sheet and method for producing same | Yoshiyasu Kawasaki, Takako Yamashita, Masayasu Ueno, Yuki Toji, Takashi Kobayashi | 2022-09-20 |
| 11420247 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Katsutoshi Takashima, Takashi Kobayashi, Seiji Nakajima | 2022-08-23 |
| 11414720 | High-strength steel sheet for warm working and method for manufacturing the same | Hiroshi Hasegawa | 2022-08-16 |
| 11377709 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Katsutoshi Takashima, Takashi Kobayashi, Seiji Nakajima | 2022-07-05 |
| 11339452 | Hot-pressed steel sheet member and method for producing same | Katsutoshi Takashima, Takayuki Futatsuka, Kentaro Sato, Shimpei Yoshioka, Yoshihiko Ono | 2022-05-24 |
| 11293074 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Katsutoshi Takashima, Chikaumi Sawanishi, Takashi Kobayashi | 2022-04-05 |
| 11254995 | Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing full hard cold-rolled steel sheet, method for producing steel sheet, and method for producing coated steel sheet | Noriaki Kohsaka | 2022-02-22 |
| 11248275 | Warm-workable high-strength steel sheet and method for manufacturing the same | Hiroshi Hasegawa | 2022-02-15 |
| 11236406 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Katsutoshi Takashima, Takashi Kobayashi, Seiji Nakajima | 2022-02-01 |
| 11230744 | Steel sheet, plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full hard steel sheet, method for producing steel sheet, and method for producing plated steel sheet | Tatsuya Nakagaito, Yoshihiko Ono, Hiroshi Hasegawa | 2022-01-25 |
| 11193180 | High-strength steel sheet and method for manufacturing the same | Katsutoshi Takashima, Takashi Kobayashi | 2021-12-07 |
| 11142805 | High-strength coated steel sheet and method for manufacturing the same | Lingling Yang, Noriaki Kohsaka, Tatsuya Nakagaito | 2021-10-12 |
| 11136636 | Steel sheet, plated steel sheet, method of production of hot-rolled steel sheet, method of production of cold-rolled full hard steel sheet, method of production of steel sheet, and method of production of plated steel sheet | Hiroshi Hasegawa | 2021-10-05 |