Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554366 | Nut plate retainer | Steven K. Meek, Joseph T. Percy | 2003-04-29 |
| 6536127 | Method for optimization of J-back configuration for a chair | Philip E. Crossman, Steven M. Lynch, LeRoy Johnson | 2003-03-25 |
| 6139103 | Synchronized chair seat and backrest tilt control mechanism | Kenneth C. Hybarger, Philip E. Crossman, LeRoy Johnson, David A. Young | 2000-10-31 |
| 6027168 | Chair seat horizontal adjustment mechanism | Philip E. Crossman | 2000-02-22 |
| 6010189 | Synchronized chair seat and backrest tilt control mechanism | Kenneth C. Hybarger, Philip E. Crossman, LeRoy Johnson, David A. Young | 2000-01-04 |
| 6000756 | Synchronized chair seat and backrest tilt control mechanism | Kenneth C. Hybarger, Philip E. Crossman, LeRoy Johnson, David A. Young | 1999-12-14 |
| 4948198 | Knee-tilt chair control | Philip E. Crossman, Kenneth C. Hybarger, David A. Young | 1990-08-14 |