Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10175501 | Wearable item having a bi-stable mechanism | Kenzo Singer | 2019-01-08 |
| D515833 | Spindle chair | — | 2006-02-28 |
| 5058948 | Foldable chair | — | 1991-10-22 |
| 4597604 | Support structures for chairs and the like having pivoting members | — | 1986-07-01 |
| 4585270 | Support structure for a piece of furniture | — | 1986-04-29 |
| D281473 | Chair | — | 1985-11-26 |
| 4510939 | Means for transferring electrical energy to and from living tissue | Henry S. Brenman, Philip Katz | 1985-04-16 |
| 4421356 | Support structure for a piece of furniture | — | 1983-12-20 |