Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4938483 | Multi-vehicle interactive toy system | — | 1990-07-03 |
| D276707 | Bicycle speedometer | Marc H. Segan, Sayre Swarztrauber | 1984-12-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4938483 | Multi-vehicle interactive toy system | — | 1990-07-03 |
| D276707 | Bicycle speedometer | Marc H. Segan, Sayre Swarztrauber | 1984-12-11 |