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USPTO Data Jan 1 1976 - Jan 13 2026
5 Patents
#17 in Hoffman Estates, IL
#2,361 in Illinois
#50,286 in US
E3tec Service, LLC
Forward Citations = 9
6 inventors:
Hoffman Estates, IL, United States of America
E3tec Service, LLC
CIPO Patents = 1
EPO Patents = 1
Forward Citations = 9
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6 inventors (with patents filed for the assignee):
Chandrakant B Panchal (5 out of 7 patents)
John C Prindle (3 out of 8 patents)
Richard Doctor (1 out of 3 patents)
4. Dennis J Miller (1 out of 39 patents)
5. Carl T Lira (1 out of 10 patents)
6. Aspi Kolah (1 out of 5 patents)
5 patents:
E3tec Service, LLC is a leading provider of HVAC and energy solutions in the Greater Chicago area. With over 10 years of experience, we offer comprehensive services including installation, maintenance, and repair for residential and commercial clients. Our team of skilled technicians is committed to delivering top-notch customer service and reliable solutions to improve indoor comfort and energy efficiency.
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1 patent (CIPO):
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1 patent (EPO):
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