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David Parman
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San Ramon, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Skin effect heating system having improved heat transfer and wire s...
Patent number
9,556,709
Issue date
Jan 31, 2017
Pentair Thermal Management LLC
David G. Parman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Subterranean electro-thermal heating system and method
Patent number
7,568,526
Issue date
Aug 4, 2009
Tyco Thermal Controls LLC
Edward Everett de St. Remey
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
SKIN EFFECT HEATING SYSTEM HAVING IMPROVED HEAT TRANSFER AND WIRE S...
Publication number
20110233192
Publication date
Sep 29, 2011
David G Parman
E21 - EARTH DRILLING MINING
Information
Patent Application
Subterranean Electro-Thermal Heating System and Method
Publication number
20070193747
Publication date
Aug 23, 2007
TYCO THERMAL CONTROLS LLC
Edward Everett de St. Remey
E21 - EARTH DRILLING MINING