Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5313188 | Battery-powered flashing superluminescent light emitting diode safety warning light | Robert Choi, Oong Choi | 1994-05-17 |
| D335195 | Bicycle helmet | Robert Choi, Oong Choi | 1993-04-27 |
| D333041 | Bicycle seat with rear safety flasher light and reflector | Robert Choi, Oong Choi | 1993-02-09 |
| 5029198 | Telephone call responding system and control method and device therefor | Geary A. Walpole, Robert Choi, Jude Buckwalter | 1991-07-02 |