Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D351070 | Chair | Robert Scheper, James E. Abraham, Thomas R. Hahn, Cheryl D. Baumgartner, Douglas A. Smith +1 more | 1994-10-04 |
| 5318346 | Chair with zero front rise control | Charles P. Roossien, David C. Pugh, James E. Massey, Robert Scheper, Daniel P. Beemer +4 more | 1994-06-07 |