Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484736 | Method and apparatus for cleaning drainpipes in movable equipment | Takeshi Sugimoto | 2002-11-26 |
| 6458214 | Method and apparatus for cleaning drainpipes in movable equipment | Takeshi Sugimoto | 2002-10-01 |
| 5838418 | Elastically retracting temple assemblies for spectacles | — | 1998-11-17 |
| 5187504 | Eyeglass frame having hollow adjustable connector | — | 1993-02-16 |