Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559944 | Method for maintaining uniformity among color measuring instruments | Harold Van Aken | 2003-05-06 |
| 6043894 | Method for maintaining uniformity among color measuring instruments | Harold Van Aken | 2000-03-28 |
| 5465992 | Aligning device for hitching a towed vehicle | — | 1995-11-14 |
| 5373935 | Return roller assembly for a bulk conveyor | — | 1994-12-20 |
| 4847972 | Van apparatus for handicapped people and method of making same | Jeffrey Scott Anderson, Charles R. Anderson, Todd Alan Anderson, Darren Anderson | 1989-07-18 |