Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11609431 | Head-mounted display and amusement device having a head-mounted display of this type | — | 2023-03-21 |
| 9795876 | Gaming machine with feedback mechanism | Michael Rudolph Luft | 2017-10-24 |
| 9728035 | Gaming machine | Michael Rudolph Luft | 2017-08-08 |
| 9090410 | Conveyor device for coins | Michael Rudolph Luft | 2015-07-28 |
| D296428 | Tri-spoked steering wheel | — | 1988-06-28 |
| D296318 | Steering wheel | — | 1988-06-21 |
| D294993 | Enclosure for use primarily in a garden | — | 1988-03-29 |
| 4683674 | Compost bin | — | 1987-08-04 |
| 4662775 | Adaptor for steering wheel | — | 1987-05-05 |
| 4614282 | Connecting means for cover | — | 1986-09-30 |
| D269046 | Barrel composter | — | 1983-05-17 |
| D256592 | Film font clip for use in securing a flexible font to a character drum | — | 1980-08-26 |