Walker; Harold R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Walker; Harold R..The latest application filed is for "apparatus and method for ultra narrow band communications".

Company Profile

0.11.3

Walker; Harold R. - Edison NJ
Walker; Harold R. - Middlesex NJ
Walker; Harold R. - Metuchen NJ

*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
Apparatus and method for ultra narrow band wireless communications Grant 7,424,065 - Walker September 9, 2	2008-09-09
Apparatus and method for ultra narrow band communications App 20070237218 - Walker; Harold R.	2007-10-11
Apparatus and method for data rate multiplication Grant 7,268,638 - Walker September 11, 2	2007-09-11
Apparatus and method for an ultra narrow band wireless communications method App 20040121731 - Walker, Harold R.	2004-06-24
Single sideband suppressed carrier digital communications method and system Grant 6,748,022 - Walker June 8, 2	2004-06-08
Apparatus and method for data rate multiplication App 20030215009 - Walker, Harold R.	2003-11-20
High speed data communication system using phase shift key coding Grant 5,185,765 - Walker * February 9, 1	1993-02-09
Television and market research data collection system and method Grant 4,816,904 - McKenna , et al. * March 28, 1	1989-03-28
High speed binary data communication system Grant 4,742,532 - Walker May 3, 1	1988-05-03
Television and market research data collection system and method Grant 4,658,290 - McKenna , et al. * April 14, 1	1987-04-14
Television and market research data collection system and method Grant 4,546,382 - McKenna , et al. October 8, 1	1985-10-08
Telemetering system Grant 4,355,205 - Walker October 19, 1	1982-10-19
Television Receiver Cut-in Device Grant 3,639,686 - Walker , et al. February 1, 1	1972-02-01
Laser Link Communication System Grant 3,617,750 - Walker November 2, 1	1971-11-02

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