Frus; John R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Frus; John R..The latest application filed is for "method and apparatus for generating high voltage".

Company Profile

0.17.2

Frus; John R. - Jacksonville FL
Frus; John R. - Rockford IL
Frus; John R. - Champaign IL

*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
Method and apparatus for controllably generating sparks in an ignition system or the like Grant 7,095,181 - Frus , et al. August 22, 2	2006-08-22
Method and apparatus for generating high voltage Grant 6,771,519 - Frus , et al. August 3, 2	2004-08-03
Method and apparatus for generating high voltage App 20030021132 - Frus, John R. ; et al.	2003-01-30
Method and apparatus for generating a sustained arc at a sparking device Grant 6,484,707 - Frus , et al. November 26, 2	2002-11-26
Method and apparatus for controllably generating sparks in an ingnition system or the like App 20020101188 - Frus, John R. ; et al.	2002-08-01
Method for generating and controlling spark plume characteristics Grant 6,034,483 - Frus , et al. March 7, 2	2000-03-07
Method and apparatus for controllably generating sparks in an ignition system or the like Grant 5,754,011 - Frus , et al. May 19, 1	1998-05-19
Diagnostic device for gas turbine ignition system Grant 5,675,257 - Frus October 7, 1	1997-10-07
Ignition System for a turbine engine Grant 5,561,350 - Frus , et al. October 1, 1	1996-10-01
Diagnostic device for gas turbine ignition system Grant 5,523,691 - Frus June 4, 1	1996-06-04
Apparatus and method for providing ignition to a turbine engine Grant 5,399,942 - Frus * March 21, 1	1995-03-21
Apparatus and method for an ignition system Grant 5,347,422 - Smith , et al. September 13, 1	1994-09-13
Diagnostic device for gas turbine ignition system Grant 5,343,154 - Frus August 30, 1	1994-08-30
Apparatus and method for providing ignition to a turbine engine Grant 5,245,252 - Frus , et al. * September 14, 1	1993-09-14
Diagnostic device for gas turbine ignition system Grant 5,155,437 - Frus October 13, 1	1992-10-13
Apparatus and method for providing ignition to a turbine engine Grant 5,148,084 - Frus September 15, 1	1992-09-15
Apparatus and method for providing ignition to a turbine engine Grant 5,065,073 - Frus November 12, 1	1991-11-12
Vehicle simulation circuit for loop traffic signal control system Grant 5,057,831 - Strang , et al. October 15, 1	1991-10-15
Position detection methods and apparatus for stepping motors Grant 4,074,179 - Kuo , et al. February 14, 1	1978-02-14

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