Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6293869 | Shooting game target with graphic image display device | David Chu Ki Kwan | 2001-09-25 |
| 6261180 | Computer programmable interactive toy for a shooting game | Steven Lebensfeld, David Chu Ki Kwan, Frank J. Landi, Jr., Deni Rivette | 2001-07-17 |