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ERNST LEITZ OPTISCHE WERKE G M

Overview
  • Total Patents
    17
About

ERNST LEITZ OPTISCHE WERKE G M has a total of 17 patent applications. Its first patent ever was published in 1932. It filed its patents most often in United States. Its main competitors in its focus markets optics, measurement and audio-visual technology are EMEL ETS, CINERAMA CAMERA CORP and GOKOU INTERNATL CORP KK.

Patent filings in countries

World map showing ERNST LEITZ OPTISCHE WERKE G Ms patent filings in countries
# Country Total Patents
#1 United States 17

Patent filings per year

Chart showing ERNST LEITZ OPTISCHE WERKE G Ms patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Oskar Barnack 8
#2 Leitz Jr Ernst 2
#3 Alfred Disteli 2
#4 Max Berek 1
#5 Disteli Alfred H 1
#6 Hermann Riepert 1
#7 Wladystaw Kubica 1
#8 Heinrich Plies 1

Latest patents

Publication Filing date Title
US2077809A Microphotographic apparatus with mirrorscope camera
US2011002A Concentrically adjustable objective diaphragem
US1972640A Photographic camera
US1992534A Combination distance meter and telescope range finder
US2007017A Microoscillograph
US2055231A Electrooptical testing device for timepieces
US2007016A Photographic camera
US1951264A Setting for the objective of photographic cameras
US1941753A Holder for microscopes
US1951254A Electrooptical testing device for acoustic signals and sounds
US1930432A Distance meter for photographic purposes
US1936322A Photographic device
US1899934A Ultralight intensive objective
US1930431A Enlargement camera
US1960044A Setting for the objectives of photographic cameras
US1967279A Photographic camera