Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9905212 | Bridge with pickup for hybrid arched top guitar or the like | Robert Douglas McDonald | 2018-02-27 |
| D778349 | Electric guitar | Richard M. Lasner, Robert Douglas McDonald | 2017-02-07 |
| 7705223 | Ergonomic guitar | Richard M. Lasner, Robert Douglas McDonald | 2010-04-27 |
| D594053 | Contoured guitar | Richard M. Lasner, Robert Douglas McDonald | 2009-06-09 |
| D593147 | Contoured guitar | Richard M. Lasner, Robert Douglas McDonald | 2009-05-26 |
| 5088470 | Access window for barbecue grills | Charles W. James, James R. Carden | 1992-02-18 |