Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4477198 | Modified resistive layer in thermal transfer medium having lubricating contact graphite coating | Patsy A. Bowlds, David Dunn, Hugh T. Findlay | 1984-10-16 |
| 4334456 | Guitar neck fret assembly | James O. Martin, David L. Krimm | 1982-06-15 |
| 4219823 | Image inclination control for bi-directional ink jet printers | Alvin L. Wittwer | 1980-08-26 |
| 4189974 | Guitar neck assembly | James O. Martin, David L. Krimm | 1980-02-26 |