Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10857583 | Press-working apparatus, press-working method, and press-molded product | Nobuo Yoshikawa, Yasuhiro Ito, Shigeru Yonemura | 2020-12-08 |
| 10695814 | Method for manufacturing press-formed product, device for manufacturing press-formed product, mandrel, and press-formed product | Jun Nitta, Hiroshi Yoshida, Nobuo Yoshikawa, Shigeru Yonemura | 2020-06-30 |
| 10639698 | Shearing method | Takashi YASUTOMI, Takashi Matsuno, Shigeru Yonemura | 2020-05-05 |
| 10639699 | Shearing method | Takashi YASUTOMI, Shigeru Yonemura | 2020-05-05 |
| 10562091 | Burring method and burring apparatus | Satoshi Shirakami, Masaaki Mizumura | 2020-02-18 |