Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10181786 | Anti-cross-conduction time interval minimizer | Jerry Rudiak | 2019-01-15 |
| 6934672 | Control loop status maintainer for temporarily opened control loops | — | 2005-08-23 |
| 6677738 | Overcurrent sensing using high side switch device in switching power converters | — | 2004-01-13 |
| 5628669 | Toy figure with spreading legs | — | 1997-05-13 |
| D337566 | Boat | — | 1993-07-20 |
| 5160091 | Toy vehicle track | — | 1992-11-03 |
| 4940443 | Race track having lateral edges and bridges for retaining toy vehicles | — | 1990-07-10 |
| 4919639 | Toy vehicle | — | 1990-04-24 |
| 4909770 | Toy vehicle with an electric motor | — | 1990-03-20 |
| 4892502 | Toy vehicle with own motor drive | — | 1990-01-09 |
| 4846756 | Toy automobile for toy roadways | — | 1989-07-11 |
| 4826076 | Device for the support of driving tracks for toy vehicles | — | 1989-05-02 |
| 4525773 | Light fixture | Hartmut S. Engel | 1985-06-25 |
| 4228487 | Composite lamp assembly with detachable clamping means | Hartmut S. Engel | 1980-10-14 |