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STANDARD KOLLSMAN IND INC

Overview
  • Total Patents
    69
About

STANDARD KOLLSMAN IND INC has a total of 69 patent applications. Its first patent ever was published in 1959. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets basic communication technologies, electrical machinery and energy and audio-visual technology are LUDWIG NEUMANN GES M B H ING, IBERIA RADIO SA and WACHTMAN GEORGE S.

Patent filings in countries

World map showing STANDARD KOLLSMAN IND INCs patent filings in countries
# Country Total Patents
#1 United States 29
#2 Canada 14
#3 United Kingdom 14
#4 Germany 9
#5 Brazil 1
#6 Switzerland 1
#7 France 1

Patent filings per year

Chart showing STANDARD KOLLSMAN IND INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Eland Robert C A 7
#2 Dale Nestlerode Clifford 5
#3 Carlson Reuben C 4
#4 Nestlerode C Dale 3
#5 Delp William G 3
#6 Nakanishi Mutsuo 3
#7 Heinz Wittig Karl 2
#8 Midgley Edward L 2
#9 Carlson R 2
#10 Gossard Thomas F 2

Latest patents

Publication Filing date Title
CA930044A Variable output voltage selector
CA926482A Solid state tuned uhf television tuner
US3696302A Uhf-vhf varactor tuner amplifying band conversion
CA926481A Solid state tuners
US3622889A Bandpass response display
US3600706A Varactor controlled afc circuit for wide band tuner
US3601703A Channel selecting device for voltage responsive tv tuner
US3662271A Solid state television tuner
US3603870A Variable output voltage selector
US3531999A Detent mechanism for a continuously variable tuned element
US3504140A Heater and air conditioning switch
US3489867A Pushbutton selector switch
US3495196A Television tuner preset fine tuning arrangement including a drive pinion which is disengaged from the tuning slug at the extremes of slug movement
US3528044A Touch controlled tv channel selector comprising a plurality of bistable switching circuits
US3562650A Catv system with increased channel capabilities
GB1147507A Solid state tuner
US3473392A Combination vhf/uhf television tuner
US3524137A Two-piece construction for uhf television tuner
US3286139A Trimmer condenser
US3248674A Fine tuning drive which clutches automatically on slight turning of vernier knob anddeclutches automatically on excessive turning