Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7296164 | Power management scheme for external batteries | Jay Taylor, Chris M. Young | 2007-11-13 |
| 7202577 | Self-cooling actuator | James A. Parison | 2007-04-10 |
| 7202631 | Battery and system power selector integration scheme | Brent A. McDonald | 2007-04-10 |
| 7020786 | System and method for selecting a voltage output reference | Nikolai Vyssotski, Brent A. McDonald | 2006-03-28 |
| 6928568 | Battery charger current limiting based on maximum current capacity of AC adapter as determined by adapter identification subsystem | Stacy A. Gower, Brent A. McDonald, Ayedin Nikazm, Richard M. Tonry | 2005-08-09 |
| 6864666 | 4 and 3 series battery stack voltage power source selector | Christian L. Critz, Brent A. McDonald | 2005-03-08 |
| 6737840 | Switching DC/DC converter with the output voltage changing inversely to any change in the converter inductor current | Brent A. McDonald | 2004-05-18 |
| 6724588 | Power supply selector | John A. Cummings | 2004-04-20 |
| 6600298 | Switching DC-DC converter with the output voltage changing inversely to any change in the converter inductor current | Brent A. McDonald | 2003-07-29 |
| 5893001 | Film cassette | Jeffrey C. Robertson, Mark D. Fraser, Daniel M. Pagano | 1999-04-06 |
| 5574445 | Digital absolute position encoders | Robert L. Maresca, James A. Parison, Thomas A. Froeschle, Christopher H. Perry | 1996-11-12 |
| 5333113 | Method and apparatus for detecting, recording and using scene information in a photographic system | Robert P. Cloutier | 1994-07-26 |
| 5181252 | High compliance headphone driving | Roman Sapiejewski | 1993-01-19 |
| D326855 | Headphone earpiece | Amar G. Bose | 1992-06-09 |
| 5056161 | Headset having reduced width nested bands which are grasped by earcup supporting block | — | 1991-10-15 |
| 4989271 | Headphone cushioning | Roman Sapiejewski | 1991-02-05 |
| D269392 | Tree stand | — | 1983-06-21 |
| D267678 | Baby seat | — | 1983-01-25 |
| 4295715 | Camera mechanism employing a multifunction control member | — | 1981-10-20 |