Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D690369 | Transparent crystal yoyo ball | — | 2013-09-24 |
| D648405 | Transparent liquid filled ball having three isolated interior compartments | — | 2011-11-08 |
| D645922 | Transparent liquid filled ball having four isolated interior compartments | — | 2011-09-27 |
| 5188359 | Drum beat sounding racket | — | 1993-02-23 |