Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5098489 | Process for manufacturing high-strength parts of an automobile transmission system | Tsunahiro Yamakawa, Satoru Nito, Hiroyoshi Yamakawa, Takuo Hosoda, Masakatsu Hata | 1992-03-24 |
| 4880480 | High strength hot rolled steel sheet for wheel rims | Kazuhiko Kourida, Shunichi Hashimoto, Kazuhiro Mimura, Zenichi Shibata | 1989-11-14 |
| 4712414 | Rolling method of plate-like stock material by edger, and continuous hot rolling mill | Atsuo Mizuta, Yoshitaka Yamamoto, Jitsuo Kitazawa | 1987-12-15 |
| 4491623 | Double-layer electroplated steel article with corrosion resistance after painting and wet adhesion of paint film | Shigeki Kirihara, Hirohiko Sakai, Masatoshi Iwai | 1985-01-01 |
| 4245490 | Thin rolled steel plate having unequal thickness | Seiji Ban, Kensaburo Takisawa, Yuuji Koyama, Junkiti Kobayashi, Chosei Ueda | 1981-01-20 |