Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7549641 | Method and device for playing a game using a grid | — | 2009-06-23 |
| 7464932 | Shuffler device for game pieces | — | 2008-12-16 |
| 7431299 | Method and device for playing a game using remainder values | — | 2008-10-07 |
| 7429045 | Method and device for playing a game in which values of game pieces are gradually revealed | — | 2008-09-30 |
| 7097174 | Method and device for playing a game using remainder values | — | 2006-08-29 |
| 6302275 | Belt tracking for magnetic roll separator | Timothy G. Shuttleworth, David S. Bard | 2001-10-16 |
| 5975310 | Method and apparatus for ball separation | Arturo Tomas Lema Pye, Richard A. Merwin, Marshall A. Carner, Carlos Stipicic, Lumie Zuniga | 1999-11-02 |
| RE35520 | Interfacing device for a computer games system | Edward A. Carron, David Darling | 1997-05-27 |
| 5599232 | Memory cartridge with interface having graphics co-processor | — | 1997-02-04 |
| 5462173 | Rotating drum magnetic separator | — | 1995-10-31 |
| 5395112 | Memory cartridge | — | 1995-03-07 |
| D332257 | Interface for a computer games system | Edward A. Carron, David Darling | 1993-01-05 |
| 5112051 | Interfacing device for a computer games system | Edward A. Carron, David Darling | 1992-05-12 |
| 4673051 | Power steering gear with two-way check valve | Stanley R. Goodrich, Jr., Alan D. Holzhausen | 1987-06-16 |