Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4899388 | Infrared stereo speaker system | Allan G. Mlodzikowski, Hai-Pin Ku | 1990-02-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4899388 | Infrared stereo speaker system | Allan G. Mlodzikowski, Hai-Pin Ku | 1990-02-06 |