Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12311427 | Method of manufacturing overlapped hot stamp molded body, and overlapped hot stamp molded body | Soshi Fujita, Yuki SUZUKI, Masahiro Fuda, Hideaki IRIKAWA, Jun Maki +1 more | 2025-05-27 |
| 11131612 | Method for estimating hardness of cold worked component and method for acquiring hardness-equivalent plastic strain curve of steel material | Mitsuharu Yamagata, Yasushi Tsukano | 2021-09-28 |
| 10900100 | Hot rolled steel sheet | Tatsuo Yokoi, Shigeru Yonemura, Kazuya Ootsuka | 2021-01-26 |
| 10894996 | Hot rolled steel sheet | Tatsuo Yokoi, Shigeru Yonemura, Kazuya Ootsuka | 2021-01-19 |
| 10857583 | Press-working apparatus, press-working method, and press-molded product | Yasuhiro Ito, Shigeru Yonemura, Tohru Yoshida | 2020-12-08 |
| 10695814 | Method for manufacturing press-formed product, device for manufacturing press-formed product, mandrel, and press-formed product | Jun Nitta, Tohru Yoshida, Hiroshi Yoshida, Shigeru Yonemura | 2020-06-30 |
| 10352836 | Evaluation method of plastic material and evaluation method of deformation processing of plastic material | Satoshi Shirakami, Tohru Yoshida, Hiroshi Yoshida | 2019-07-16 |
| 10220427 | Press-molding apparatus, press-molding method, and press-molded product | Hiroshi Yoshida, Jun Nitta, Tohru Yoshida | 2019-03-05 |
| 7513411 | Method of and apparatus for granting electronic signature, and computer program | Seigo Kotani, Takayuki Katou, Nao Ando | 2009-04-07 |