Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6575103 | Convertible table and easel | Russell T. Holdredge, Christopher Fuller, James A. Konyndyk | 2003-06-10 |
| 4570895 | Chair control tension adjustment assembly | Charles C. Pergler | 1986-02-18 |
| 4519651 | Convertible inner shell for seating and the like | — | 1985-05-28 |
| 4390206 | Synchrotilt chair control | Frederick S. Faiks, Charles C. Pergler, Jack R. Knoblauch, Duane M. Beukema, Kenneth W. Hozeski | 1983-06-28 |
| D268552 | Combined table and seating unit | William B. Raftery | 1983-04-12 |
| D268551 | Combined table and seating unit | William B. Raftery | 1983-04-12 |
| D266038 | Seat | William B. Raftery | 1982-09-07 |
| D265955 | Seat | William B. Raftery | 1982-08-31 |
| 4265483 | Modular seating arrangement | William B. Raftery, Joseph M. Wisniewski | 1981-05-05 |