Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8910922 | Portable crane for installing and removing windows | — | 2014-12-16 |
| 4454520 | Electrographic recorder with enhanced writing speed | Boyce D. Braschler, Paul A. Diddens, Charles J. O'Toole, Jr. | 1984-06-12 |
| 4438442 | Electrographic recording apparatus with delayed paper drive termination | — | 1984-03-20 |
| 4394671 | Electrographic recording | — | 1983-07-19 |
| 4390887 | Electrographic recording stylus | William R. Chynoweth | 1983-06-28 |
| 4316198 | Electrographic recording | — | 1982-02-16 |