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Simmonds Precision Engine Systems, Inc.
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Akron, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ignition methods and apparatus using microwave energy
Patent number
5,689,949
Issue date
Nov 25, 1997
Simmonds Precision Engine Systems, Inc.
Dennis M. DeFreitas
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Ignition methods and apparatus using microwave energy
Patent number
5,673,554
Issue date
Oct 7, 1997
Simmonds Precision Engine Systems, Inc.
Dennis Michael DeFreitas
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Ignition methods and apparatus for combustors
Patent number
5,628,180
Issue date
May 13, 1997
Simmonds Precision Engine Systems
Dennis M. DeFreitas
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Ignition methods and apparatus for combustors
Patent number
5,590,517
Issue date
Jan 7, 1997
Simmonds Precision Engine Systems, Inc.
Dennis M. DeFreitas
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Electrostatic fuel injector body with igniter electrodes formed in...
Patent number
5,588,299
Issue date
Dec 31, 1996
Simmonds Precision Engine Systems, Inc.
Dennis M. DeFreitas
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Diagnostic apparatus and methods for ignition circuits
Patent number
5,572,135
Issue date
Nov 5, 1996
Simmonds Precision Engine Systems
David N. Owens
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exciter circuit with oscillatory discharge and solid state switchii...
Patent number
5,530,617
Issue date
Jun 25, 1996
Simmonds Precision Engine Systems, Inc.
Howard V. Bonavia
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Potted electrical components and methods of making the same
Patent number
5,525,644
Issue date
Jun 11, 1996
Simmonds Precision Engine Systems
David E. Artus
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Commonly housed electrostatic fuel atomizer and igniter apparatus f...
Patent number
5,515,681
Issue date
May 14, 1996
Simmonds Precision Engine Systems
Dennis M. DeFreitas
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Ignition system using multiple gated switches with variable dischar...
Patent number
5,510,952
Issue date
Apr 23, 1996
Simmonds Precision Engine Systems Inc.
Howard V. Bonavia
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Coreless detector for ignition dischage current
Patent number
5,508,618
Issue date
Apr 16, 1996
Simmonds Precision Engine Systems
David N. Owens
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Temperature detector and control for an igniter
Patent number
5,499,497
Issue date
Mar 19, 1996
Simmonds Precision Engine Systems
Dennis M. DeFreitas
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exciter circuit using gated switches
Patent number
5,488,536
Issue date
Jan 30, 1996
Simmonds Precision Engine Systems, Inc.
Howard V. Bonavia
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exciter with an output current multiplier
Patent number
5,473,502
Issue date
Dec 5, 1995
Simmonds Precision Engine Systems
Howard V. Bonavia
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Semi-permanent electrical connector and backshell assembly
Patent number
5,468,161
Issue date
Nov 21, 1995
Simmonds Precision Engine Systems, Inc.
James R. Wright
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
PWM inverter controller with wave form memory
Patent number
5,404,089
Issue date
Apr 4, 1995
Simmonds Precision Engine Systems, Inc.
David F. Flanagan
G05 - CONTROLLING REGULATING
Information
Patent Grant
Laser ignition methods and apparatus for combustors
Patent number
5,367,869
Issue date
Nov 29, 1994
Simmonds Precision Engine Systems
Dennis M. DeFreitas
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electrical connector and backshell assembly
Patent number
5,246,379
Issue date
Sep 21, 1993
Simmonds Precision Engine Systems, Inc.
James R. Wright
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fiber optic harness having reduced weight and bulk, and method
Patent number
5,212,750
Issue date
May 18, 1993
Simmonds Precision Engine System, Inc.
James R. Wright
G02 - OPTICS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74279663 - POWER-TO-LITE
Serial number
74279663
Registration number
1812786
Filing date
May 29, 1992
Simmonds Precision Engine Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments