Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12282707 | Techniques for extending the lifespan of playback devices | — | 2025-04-22 |
| 11809778 | Techniques for extending the lifespan of playback devices | — | 2023-11-07 |
| 7043407 | Method and apparatus for configuring systems | David Franke | 2006-05-09 |
| 6002854 | Method and apparatus for configuring systems | David Franke | 1999-12-14 |
| 5708798 | Method and apparatus for configuring systems | David Franke | 1998-01-13 |
| 5515524 | Method and apparatus for configuring systems | David Franke | 1996-05-07 |
| 5369732 | Method and apparatus for goal processing memory management | David Franke | 1994-11-29 |
| 4954313 | Method and apparatus for filling high density vias | — | 1990-09-04 |
| 4785139 | Cable with flexible high pressure equipment enclosure material and method of constructing same | Michel Y. Rondeau | 1988-11-15 |
| 4449238 | Voice-actuated switching system | Byung-Heon Lee | 1984-05-15 |
| 4337152 | Aeration apparatus and method | — | 1982-06-29 |