Issued Patents All Time
Showing 76–91 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5423707 | Motor installation for construction toy system | — | 1995-06-13 |
| 5421762 | Vehicle track for construction toy system | — | 1995-06-06 |
| 5368514 | Vehicle track support for construction toy system | Robert Simon | 1994-11-29 |
| 5350331 | Construction toy system | — | 1994-09-27 |
| 5346420 | Gearing and drive mechanism for construction toy system | — | 1994-09-13 |
| 5238438 | Construction toy and adapter | — | 1993-08-24 |
| 5199919 | Construction toy system | — | 1993-04-06 |
| 5137486 | Multi-planar connector element for construction toy | — | 1992-08-11 |
| 5111959 | Injection molded follow block for file drawer | — | 1992-05-12 |
| 5061219 | Construction toy | — | 1991-10-29 |
| 5049105 | Hub connector for tubes in toy construction set | — | 1991-09-17 |
| 4897292 | Branch-holder assembly for artificial Christmas trees | — | 1990-01-30 |
| 4889304 | All plastic display hook with locking feature | Robert F. Pflug | 1989-12-26 |
| 4805861 | Label holder for merchandise display hook | David R. Thalenfeld | 1989-02-21 |
| 4718626 | Display device with label mount or the like | David R. Thalenfeld | 1988-01-12 |
| 4353663 | Detachable connector for structural members and method of installation | — | 1982-10-12 |