Van De Riet; Douglas M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Van De Riet; Douglas M..The latest application filed is for "office chair".
- Van De Riet; Douglas M. - Holland MI
| Patent | Date |
|---|---|
| Office chair Grant D460,870 - Van De Riet , et al. July 30, 2 | 2002-07-30 |
| Chair Grant D456,160 - Van De Riet , et al. April 30, 2 | 2002-04-30 |
| Office chair Grant D455,571 - Van De Riet , et al. April 16, 2 | 2002-04-16 |
| Chair Grant D449,172 - Van De Riet , et al. October 16, 2 | 2001-10-16 |
| Height adjustable arm rest assembly Grant 5,667,277 - Van De Riet September 16, 1 | 1997-09-16 |
| Adjustable arm rest assembly Grant 5,641,203 - Van De Riet , et al. June 24, 1 | 1997-06-24 |
| Hinged wire management cover panel Grant 5,172,529 - Van De Riet December 22, 1 | 1992-12-22 |
| Multiple-degree-of-freedom sensor tip for a robotic gripper Grant 4,982,611 - Lorenz , et al. January 8, 1 | 1991-01-08 |
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