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LOGE DUNN INSTR INC

Overview
  • Total Patents
    19
About

LOGE DUNN INSTR INC has a total of 19 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Canada, Israel and United States. Its main competitors in its focus markets audio-visual technology are CHEN PEISONG, SWEDEN ON LINE AB and MUIRHEAD AND CO LTD.

Patent filings in countries

World map showing LOGE DUNN INSTR INCs patent filings in countries
# Country Total Patents
#1 Canada 6
#2 Israel 5
#3 United States 3
#4 Germany 2
#5 United Kingdom 2
#6 Netherlands 1

Patent filings per year

Chart showing LOGE DUNN INSTR INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Audio-visual technology

Focus technologies

# Technology
#1 Television

Top inventors

# Name Total Patents
#1 Haddick David H 9
#2 Menzimer David A 6
#3 Lyon George E 6
#4 Haddick David Harold 4
#5 Menzimer David Alan 2
#6 Lyon George Eric 2
#7 Lyon Goerge E 1
#8 Torrano Jr Michael A 1

Latest patents

Publication Filing date Title
CA1207889A Video image recording methods and devices
IL76115D0 Video image recording methods and devices
IL76114D0 Video image recording methods and devices
IL76113D0 Video image recording methods and devices
IL76112D0 Video image recording methods and devices
US4679087A Method and apparatus for photographing video images of either polarity without CRT brightness or contrast readjustment
US4530011A Apparatus for maintaining of a cathode ray tube image within the light acceptance range of a photographic film
US4433345A Video image recording methods and devices