Roll; Daniel O.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Roll; Daniel O..The latest application filed is for "thermal ink jet printhead with improved ink resistance".
- Roll; Daniel O. - Pittsford NY
- Roll; Daniel O. - Fishers NY
| Patent | Date |
|---|---|
| Thermal ink jet printhead with improved ink resistance Grant 5,729,261 - Burke , et al. March 17, 1 | 1998-03-17 |
| Thermal ink jet printhead protective layers Grant 5,448,273 - Klein , et al. September 5, 1 | 1995-09-05 |
| Ink jet printhead having ionic passivation of electrical circuitry Grant 5,010,355 - Hawkins , et al. April 23, 1 | 1991-04-23 |
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