Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D392632 | Icon for timepiece display | — | 1998-03-24 |
| 4252773 | Safety chemical cartridge | Bill Spiegel | 1981-02-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D392632 | Icon for timepiece display | — | 1998-03-24 |
| 4252773 | Safety chemical cartridge | Bill Spiegel | 1981-02-24 |