Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9730507 | Retractable shoulder strap for portable objects | — | 2017-08-15 |
| 6855224 | Pressure sensitive composite for decorating surfaces of fruits and vegetables and use thereof | — | 2005-02-15 |
| 6733825 | Method for decorating the interior surface of fruits and vegetables | — | 2004-05-11 |
| 5644352 | Multicolor heat-sensitive verification and highlighting system | John C. H. Chang, Vance P. Gregory, Jr. | 1997-07-01 |
| 5618063 | Multicolor heat-sensitive verification and highlighting system | John C. H. Chang, Vance P. Gregory, Jr. | 1997-04-08 |