Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE31358 | Jet drop printer with elements balanced about support plate in nodal plane | Charles L. Cha, George W. Denlinger, David N. Pipkorn | 1983-08-23 |
| 4198643 | Jet drop printer with elements balanced about support plate in nodal plane | Charles L. Cha, George W. Denlinger, David N. Pipkorn | 1980-04-15 |