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SIGMAFORM CORP

Overview
  • Total Patents
    28
About

SIGMAFORM CORP has a total of 28 patent applications. Its first patent ever was published in 1970. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets machines, electrical machinery and energy and basic materials chemistry are CLEEF BROS VAN, MID STATES GUMMED PAPER COMPAN and PRESSTITE ENGINEERING COMPANY.

Patent filings per year

Chart showing SIGMAFORM CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stanek Mark J 5
#2 Stene Susan L 4
#3 Young Richard A 4
#4 Dibble Gary L 4
#5 Reynolds James H 4
#6 Hawkins John Richard 2
#7 Blum John M 2
#8 Akiyama James K 2
#9 Fuller William H 2
#10 De Nijs Jacob 2

Latest patents

Publication Filing date Title
IT8819866D0 Heat-shrink tube attached to connector back-shell
FR2612699A1 Hood for connecting an electrical cable to another electrical device and its manufacturing and mounting method of the hood and the connection
US4804338A Backshell assembly and method
US4738883A Wrap around heat shrinkable closure with flexible extension
WO8602785A1 Pressurized telecommunication cable joint closure method and apparatus
US4647716A Article having heat expandable sealing member
US4410009A Recoverable sleeve assembly
CA1159377A Recoverable sleeve assembly
US4153747A Wrap around heat shrinkable closure
US3959052A Wrap around heat shrinkable article
GB1308358A Heat-shrinkable insulator
GB1322759A Re-usable cover assembly
CA907163A Cable splice cover