Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5584428 | Process for manufacturing clad pipe | Atsushi Satoh, Hiroshi Okamoto, Kunihiro Fukui, Jun-ichi Uchida, Kazuhiro Ogawa +2 more | 1996-12-17 |
| 5509600 | Hot pressure welding of hot steel stock | Seiji Okada, Yutaka Suzuki, Kouichi Sakamoto, Hitoshi Teshigahara, Yasuto Fukada +1 more | 1996-04-23 |
| 5302797 | Resistance welding of aluminum | Masanori Yasuyama, Kazuhiro Ogawa | 1994-04-12 |
| 5222654 | Hot pressure welding of hot steel stock | Masami Oki, Hitoshi Teshigawara, Yasuto Fukada, Yutaka Suzuki, Seiji Okada | 1993-06-29 |
| 5141822 | Precoated steel sheet having improved corrosion resistance and formability | Sachio Matsuo, Toshiaki Shiota, Maki Itoh, Hideo Kawaguchi, Hiroki Hanabata +2 more | 1992-08-25 |
| 4912295 | Butt welding method | Kazushige Arimochi, Kazumi Isaka | 1990-03-27 |