Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10226674 | Projectile launching device | Robert J. Ivanic, Joseph Wong Wai Ching, Lee Ronald Loetz | 2019-03-12 |
| 9480895 | Projectile launching device | Robert J. Ivanic, Joseph Wong Wai Ching, Lee Ronald Loetz | 2016-11-01 |
| 8960172 | Projectile launching device | Robert J. Ivanic, Joseph Wong Wai Ching, Lee Ronald Loetz | 2015-02-24 |
| 7334804 | Portable tire and wheel lifting apparatus | Knecole A. Mitchell | 2008-02-26 |