Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7640948 | Integrated piping plate, machining method for same, machining apparatus for same, and machining equipment for same | Michio Tsukamoto | 2010-01-05 |
| 7434598 | Integrated piping plate, machining method for same, machining apparatus for same, and machining equipment for same | Michio Tsukamoto | 2008-10-14 |
| 7367360 | Integrated piping plate, machining method for same, machining apparatus for same, and machining equipment for same | Michio Tsukamoto | 2008-05-06 |
| 7156277 | Friction stir welding method and apparatus | Soichiro Ishikawa | 2007-01-02 |
| 7017792 | Integrated piping plate, machining method for same, machining apparatus for same, and machining equipment for same | Michio Tsukamoto | 2006-03-28 |
| 5248236 | Transfer system and transfer pallet | Tadayoshi Ooshima, Yoshihiro Tsuchimoto, Naoya Shimizu | 1993-09-28 |