Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10488038 | Method for producing a heat transfer tube for steam generator using drawing, solution heat treatment, and straightening | Kouichi Kuroda | 2019-11-26 |
| 10201880 | Welding material and welding joint | Takahiro Osuki, Kiyoko Takeda, Tetsuo Yokoyama, Hiroyuki Anada | 2019-02-12 |
| 9120136 | Drawing method of metallic tube and producing method of metallic tube using same | Keishi Matsumoto | 2015-09-01 |
| 8671727 | Methods for producing blank tube for cold drawing and for producing cold drawn tube | Keishi Matsumoto | 2014-03-18 |