Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D617305 | Tubular speaker with clock interface | Shu Ting Chen | 2010-06-08 |
| D555636 | Tubular speaker system | Shu Ting Chen, Charles Scott Madison, Jin Sen WANG, Bernard Goldfine | 2007-11-20 |
| D544119 | Flashlight | Xiang Yang Ding, Charles Scott Madison, Bernard Goldfine, Jin Sen WANG | 2007-06-05 |
| D411598 | Swing training golf ball | — | 1999-06-29 |
| D408481 | Swing training golf ball for training a plurality of swings | — | 1999-04-20 |
| D407451 | Swing training golf ball | — | 1999-03-30 |
| 5683313 | Vented golf tee | Charles R. Parish, Jr. | 1997-11-04 |
| 5413330 | Vented golf tee | Charles R. Parish, Jr. | 1995-05-09 |