Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D560581 | Muffler for a motor scooter | Yumio Shibata, Witoon Rerksiriwan, Seksith Uchchin | 2008-01-29 |
| D555543 | Motor scooter | Yumio Shibata, Witoon Rerksiriwan, Seksith Uchchin | 2007-11-20 |