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SIGMA ELECTRIC MFG CORP

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    177,751
  • Filing trend
    ⇩ 100.0%
About

SIGMA ELECTRIC MFG CORP has a total of 20 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2005. It filed its patents most often in Canada, United States and EPO (European Patent Office). Its main competitors in its focus markets electrical machinery and energy, machines and audio-visual technology are VERDA SRL, BALDWIN JEFFREY P and SIGMA ELECTRIC MFG CORPORATION.

Patent filings in countries

World map showing SIGMA ELECTRIC MFG CORPs patent filings in countries
# Country Total Patents
#1 Canada 12
#2 United States 7
#3 EPO (European Patent Office) 1

Patent filings per year

Chart showing SIGMA ELECTRIC MFG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sathyanarayana Ashok Alilughatta 12
#2 Chavan Vinayak Manohar 8
#3 Cohen Philip A 5
#4 Winstanley Nathan B 5
#5 Walsh Brendan M 4
#6 Krosky Robert Alan 3
#7 Dhotre Anand Chandrakant 3
#8 Khodape Yuvraj Totaram 3
#9 Sheehan Robert K 3
#10 Gireeshrao Chandrakanthrao 3

Latest patents

Publication Filing date Title
CA2958440A1 Slim line while in use cover and methods for making and using the same
CA2890494A1 Connectors and methods for making and using the same
CA2867820A1 Cast one-piece outlet box
US2014265309A1 Emt connector and methods for making and using the same
CA2743286A1 Cable entry device for wiring boxes
CA2732299A1 Electrical box conduit connectors and methods for making and using the same
CA2720798A1 Electrical box
US2010265715A1 Adjustable, Outdoor Light Unit, and Method for Making and Using the Same
CA2686162A1 Electrical box
CA2681862A1 Conduit connector and methods for making and using the same
US6976857B1 Compact ground clamp
US6992252B1 Reducer bushing for weatherproof outlet boxes