Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488248 | Keyboard mechanism tracking system | Matthew J. Ransil | 2002-12-03 |
| 6098944 | Holder for supporting a component below a support | Donald R. Pangborn, James R. Caronia | 2000-08-08 |
| 5797331 | Counterbalanced table mechanism | — | 1998-08-25 |
| 5791263 | Adjustable work surface | Donald R. Pangborn | 1998-08-11 |
| 5722624 | Laptop computer support | Keith R. Ptak | 1998-03-03 |
| 5501420 | Counterbalance mechanism | Donald R. Pangborn, Peter J. Kerl | 1996-03-26 |
| 5181620 | Counterbalance mechanism | — | 1993-01-26 |
| 4981085 | Table lift mechanism | — | 1991-01-01 |
| D306239 | Keyboard support | — | 1990-02-27 |
| 4747353 | Straight line motion mechanism | — | 1988-05-31 |
| 4644875 | Adjustable keyboard supporting mechanism | — | 1987-02-24 |
| 4625657 | Adjustable keyboard supporting mechanism | Carl H. Little | 1986-12-02 |
| 4568132 | Motorized lift mechanism | — | 1986-02-04 |
| 4307912 | Multiple position reclining chair assembly | Warren A. Waxham | 1981-12-29 |