Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7397220 | Connection member and battery pack | Yasunori Uchida, Yasushi Ido, Daisuke Shinoda, Katsuya Hadano | 2008-07-08 |
| 5939018 | Martensitic stainless steels for seamless steel pipe | Hiroshi Ohtsubo, Tatsuo Kawasaki | 1999-08-17 |
| 4604887 | Duplex stainless steel seamless pipe and a method for producing the same | Hiroshi Ohtsubo, Tatsuo Kawasaki | 1986-08-12 |
| 4533806 | Method of manufacturing bimetallic tubes | Tatsuo Kawasaki, Hiroshi Ohtsubo | 1985-08-06 |