James A. Hendrickson

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Freedom, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Devices and systems including transducers
- Patent number 8,229,142
- Issue date Jul 24, 2012
- Mine Safety Appliances Company
- Vincent M. Colaizzi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Devices, systems and methods for generating electricity from gases...
- Patent number 7,218,009
- Issue date May 15, 2007
- Mine Safety Appliances Company
- James A. Hendrickson
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Suspension for protective headgear
- Patent number 6,481,023
- Issue date Nov 19, 2002
- Mine Safety Appliances Company
- Layton A. Wise
- A42 - HEADWEAR

Patents Applicationslast 30 patents

Information Patent Application
Impact sensors and systems including impact sensors
- Publication number 20120198593
- Publication date Aug 9, 2012
- Eric J. Beck
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Devices and systems including transducers
- Publication number 20080260187
- Publication date Oct 23, 2008
- Vincent M. Colaizzi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Devices, systems and methods for generating electricity from gases...
- Publication number 20050217275
- Publication date Oct 6, 2005
- James A. Hendrickson
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
Suspension for protective headgear
- Publication number 20020000004
- Publication date Jan 3, 2002
- Layton A. Wise
- A42 - HEADWEAR