Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7402231 | Method and apparatus for partially plating work surfaces | Wataru Oikawa, Tomonori Zenbayashi | 2008-07-22 |
| 5609712 | Method of manufacturing screw holder for continuous screwdriver | — | 1997-03-11 |
| 5409111 | Screw holder for continuous screwdriver and method of manufacturing the same | — | 1995-04-25 |