Issued Patents 2021
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193180 | High-strength steel sheet and method for manufacturing the same | Yoshimasa Funakawa, Takashi Kobayashi | 2021-12-07 |
| 11136644 | High-strength cold rolled steel sheet and method for producing the same | Yoshie Obata, Takashi Kobayashi, Hiroshi Matsuda | 2021-10-05 |
| 11136643 | High-strength steel sheet and method for producing same | Koichi Taniguchi, Takashi Kobayashi, Hiroshi Matsuda, Rinsei Ikeda | 2021-10-05 |
| 11111558 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Takashi Kobayashi, Yoshimasa Funakawa, Seiji Nakajima | 2021-09-07 |
| 11085101 | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | Takashi Kobayashi, Yoshimasa Funakawa, Seiji Nakajima | 2021-08-10 |
| 10961600 | Steel sheet and plated steel sheet, method for producing steel sheet, and method for producing plated steel sheet | Yoshimasa Funakawa | 2021-03-30 |
| 10946470 | Resistance spot welding method and welded member production method | Chikaumi Sawanishi, Koichi Taniguchi, Hiroshi Matsuda, Rinsei Ikeda | 2021-03-16 |
| 10940556 | Automotive member having resistance weld | Hiroshi Matsuda, Rinsei Ikeda, Yoshiyasu Kawasaki | 2021-03-09 |
| 10920293 | Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet | Yoshimasa Funakawa | 2021-02-16 |
| 10900096 | Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet | Chikaumi Sawanishi, Yoshimasa Funakawa | 2021-01-26 |