Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443075 | Safety interlock braking system for height adjustable table | Christopher Hahn, Ahmad Sith, Holly M. Carlson | 2002-09-03 |
| 6257538 | Keyboard mounting mechanism | Donald R. Pangborn | 2001-07-10 |
| D412894 | Keyboard support | Carl H. Little, Michael G. Wisniewski, Donald R. Pangborn, James R. Caronia | 1999-08-17 |
| 5501420 | Counterbalance mechanism | Richard L. Watt, Donald R. Pangborn | 1996-03-26 |