Hay; Robert R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hay; Robert R..The latest application filed is for "non-contacting communication and power interface between a printing engine and peripheral systems attached to replaceable printer component".

Company Profile

0.8.0

Hay; Robert R. - Boise ID
Hay; Robert R. - Santa Clara CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Non-contacting communication and power interface between a printing engine and peripheral systems attached to replaceable printer component Grant 6,239,879 - Hay May 29, 2	2001-05-29
Head lift limiter for a disk drive Grant 5,239,431 - Day , et al. August 24, 1	1993-08-24
Barrier layer and orifice plate for thermal ink jet print head assembly and method of manufacture Grant 4,716,423 - Chan , et al. December 29, 1	1987-12-29
Barrier layer and orifice plate for thermal ink jet printhead assembly Grant 4,694,308 - Chan , et al. September 15, 1	1987-09-15
Nozzle test apparatus and method for thermal ink jet systems Grant 4,590,482 - Hay , et al. May 20, 1	1986-05-20
Thermal ink jet printhead with self-passivating elements Grant 4,535,343 - Wright , et al. August 13, 1	1985-08-13
Corona discharge device for electrophotographic charging and potential leveling Grant 4,408,865 - Camis , et al. October 11, 1	1983-10-11
Frequency-measuring System Utilizing Means For Momentarily Stopping The Variable Frequency Generator Grant 3,643,126 - Hay February 15, 1	1972-02-15

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