Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168378 | Hot-pressed member and manufacturing method therefor | Yasuaki Okita, Seiji Nakajima, Koichi Nakagawa | 2021-11-09 |
| 11136643 | High-strength steel sheet and method for producing same | Katsutoshi Takashima, Koichi Taniguchi, Takashi Kobayashi, Hiroshi Matsuda | 2021-10-05 |
| 11065712 | Resistance spot welding method | Chikaumi Sawanishi, Hiroshi Matsuda | 2021-07-20 |
| 10946470 | Resistance spot welding method and welded member production method | Chikaumi Sawanishi, Koichi Taniguchi, Katsutoshi Takashima, Hiroshi Matsuda | 2021-03-16 |
| 10940556 | Automotive member having resistance weld | Katsutoshi Takashima, Hiroshi Matsuda, Yoshiyasu Kawasaki | 2021-03-09 |