Patents per Year
Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12453918 | Powered wheeled board | Hua Tao, Huolai Guo | 2025-10-28 |
| 12434127 | Convertible caster board | Ian Desberg, Kyle McDonald, Jerry Tao | 2025-10-07 |
| 8870200 | Scooter with rear swivel wheel | — | 2014-10-28 |
| 8746723 | Sparking device for a personal mobility vehicle | Seth Calvin, William Griggs | 2014-06-10 |
| D691671 | Caster scooter | Robert Hadley | 2013-10-15 |
| 8414000 | One piece flexible skateboard | Robert Hadley | 2013-04-09 |
| 7891680 | Flexboard for scooter rear end | Robert Hadley | 2011-02-22 |
| 7775534 | Flexible skateboard with grinding tube | Robert Hadley | 2010-08-17 |
| 7766351 | One piece flexible skateboard | Robert Hadley | 2010-08-03 |
| 7600768 | One piece flexible skateboard | Robert Hadley | 2009-10-13 |
| 7338056 | One piece flexible skateboard | Robert Hadley | 2008-03-04 |
| D487234 | Folding bicycle | Bob Hadley, Erich Chang | 2004-03-02 |
| 5928114 | Exercise bicycle and adjunct device thereof | — | 1999-07-27 |
| 5360225 | Foldable bicycle frame | — | 1994-11-01 |
| 5222751 | Foldable bicycle frame | — | 1993-06-29 |