Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449856 | Laser plumbing device, long member plumbing device and long member plumbing method | Yuuji Matsumoto, Osamu Yoda, Akira Tanabe | 2002-09-17 |
| 6343444 | Plumbing device for plumbing and connection of a long member | — | 2002-02-05 |