Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4762237 | Storage system | — | 1988-08-09 |
| D288697 | Game board or the like | George W. Ptaszek, Mark P. Zieff | 1987-03-10 |
| D261293 | Jack-in-the-box toy | Donald H. Samuels | 1981-10-13 |