Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9461603 | Method and apparatus to automatically control audio volume | — | 2016-10-04 |
| 8290182 | Method of using an apparatus to automatically control sudden changes in volume | — | 2012-10-16 |
| 5056079 | Multi-state optical contrasts in optical recording media for data compression | — | 1991-10-08 |
| 4873680 | Apparatus and method for detecting and compensating for pit extension in an optical disk recording system | Theodore D. Rees, Ian Turner | 1989-10-10 |
| 4551828 | Quadrilayer optical draw medium | — | 1985-11-05 |
| 4456336 | High brightness internal reflector for liquid crystal displays and its method of fabrication | Sun Lu, David B. Chung | 1984-06-26 |