Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374109 | Three point cross-legged support seat | — | 1994-12-20 |
| 5322476 | Bowling alley recessed rail deflector | — | 1994-06-21 |
| 5154418 | Deflecting cushion for bowling alley | — | 1992-10-13 |
| 5150897 | Sport striking articles | — | 1992-09-29 |
| 4420155 | Convertible bowling alley | Zena Sheinberg | 1983-12-13 |
| 4330122 | Convertible bowling alley | Zena Sheinberg | 1982-05-18 |