Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10592595 | Maintaining multiple versions of a collection of content items | Vinod Valloppillil, Henry Liu, Ryhan Hassan, Eric Sprauve, Jong Moon Kim +4 more | 2020-03-17 | $12,078,000 |
| 6418878 | Squirrel repellent bird feeder | Phillip Walton Cathell, John M. Davis, Francis Wendell Johnson, Louis Pitts Holt, III, MARK W. KITCHEN +3 more | 2002-07-16 | |
| 6341576 | Squirrel repellent bird feeder | Philip Walton Cathell, John M. Davis, Francis Wendell Johnson, Louis Pitts Holt, III, Boris M. Sverdlov +4 more | 2002-01-29 |