Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7619750 | Measurement method and device for bead cutting shape in electric resistance welded pipes | Toshifumi Kodama, Taira Suzuki, Akira Torao, Takatoshi Okabe | 2009-11-17 |
| 7471400 | Measurement method and device for bead cutting shape in electric resistance welded pipes | Toshifumi Kodama, Taira Suzuki, Akira Torao, Takatoshi Okabe | 2008-12-30 |
| 7236255 | Method and instrument for measuring bead cutting shape of electric welded tube | Toshifumi Kodama, Taira Suzuki, Akira Torao, Takatoshi Okabe | 2007-06-26 |