Lesea; Ronald A.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lesea; Ronald A..The latest application filed is for "short arc lamp driver and applications".

Company Profile

0.13.3

Lesea; Ronald A. - Redwood City CA
Lesea; Ronald A. - US
Lesea; Ronald A. - Redwood Drive CA
Lesea; Ronald A. - Rodeo 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
Short arc lamp driver and applications Grant 7,859,194 - Walker , et al. December 28, 2	2010-12-28
Short arc lamp driver and applications App 20080211420 - Walker; Jerry ; et al.	2008-09-04
Single-stage power converter with high power factor App 20050047179 - Lesea, Ronald A.	2005-03-03
Power Factor Correction Circuit App 20020130640 - Acatrinei, Beniamin ; et al.	2002-09-19
Control circuit with improved functionality for non-linear and negative resistance loads Grant 5,757,630 - Lesea May 26, 1	1998-05-26
Power factor corrected feedforward coupled DC power supply Grant 5,635,825 - Lesea June 3, 1	1997-06-03
Ballasting network with integral trap Grant 5,477,112 - Lesea December 19, 1	1995-12-19
Power factor corrected DC power supply Grant 5,345,164 - Lesea September 6, 1	1994-09-06
Dimmable high power factor high-efficiency electronic ballast controller integrated circuit with automatic ambient over-temperature shutdown Grant 5,315,214 - Lesea May 24, 1	1994-05-24
High-voltage switching circuit Grant 5,315,215 - Lesea May 24, 1	1994-05-24
High-pass t-networks with integral transformer for gaseous discharge lamps Grant 5,047,691 - Lesea , et al. September 10, 1	1991-09-10
Forward inverter ballast circuit Grant 5,021,716 - Lesea June 4, 1	1991-06-04
Power factor correcting network Grant 4,672,522 - Lesea June 9, 1	1987-06-09
Electronic ballast for gaseous discharge lamps Grant 4,415,839 - Lesea November 15, 1	1983-11-15
Telephone call diverting and answering system Grant 4,256,928 - Lesea , et al. March 17, 1	1981-03-17
Telephone answering and call diverting system Grant 4,117,270 - Lesea September 26, 1	1978-09-26

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