Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10481497 | Maintaining consistent darkness levels produced by a photoconductive drum during the life of the photoconductive drum | Michael W. Brown, Steven A. Seng | 2019-11-19 |
| 10197938 | Maintaining consistent darkness levels produced by a photoconductive drum during the life of the photoconductive drum | Michael W. Brown, Steven A. Seng | 2019-02-05 |
| 8330785 | Laser power switching for alignment purposes in a laser printer | Eric W. Westerfield | 2012-12-11 |
| 8022976 | Laser power switching for alignment purposes in a laser printer | Eric W. Westerfield | 2011-09-20 |
| 6606330 | Laser drive compensation by duty cycle and power | Craig P. Bush, Eric W. Westerfield | 2003-08-12 |
| 6480221 | Method and apparatus for determining a process position of a scan line in an electrophotographic machine | Daniel Pawley, Earl Dawson Ward, II | 2002-11-12 |
| 6175375 | Method and apparatus for compensating for a darkness shift during the life of an electrophotographic printer cartridge | Douglas Anthony Able, Cyrus Bradford Clarke, Daniel George Mlejnek, George P. Olson, Gregory Lawrence Ream +1 more | 2001-01-16 |