Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4506276 | Ink supply system | Charles S. Mitchell, Stephan B. Sears | 1985-03-19 |
| 4393384 | Ink printhead droplet ejecting technique | — | 1983-07-12 |
| 4339763 | Apparatus for recording with writing fluids and drop projection means therefor | Stephan B. Sears | 1982-07-13 |
| 4216483 | Linear array ink jet assembly | Stephan B. Sears | 1980-08-05 |
| 4189734 | Method and apparatus for recording with writing fluids and drop projection means therefor | Stephan B. Sears | 1980-02-19 |
| 4183031 | Ink supply system | Charles S. Mitchell, Stephan B. Sears | 1980-01-08 |