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LEITZ LOUIS

Overview
  • Total Patents
    131
About

LEITZ LOUIS has a total of 131 patent applications. Its first patent ever was published in 1913. It filed its patents most often in France, Switzerland and Germany. Its main competitors in its focus markets consumer goods, machine tools and audio-visual technology are LEITZ FA LOUIS, KONDO KOJIRO and KRAUT & MEIENBORN.

Patent filings per year

Chart showing LEITZ LOUISs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pflugfelder Theodor 14
#2 Wuerthner Roland 8
#3 Eugen Ziegler 7
#4 Teodooru Puruukufuerudaa 7
#5 Geruharuto Jikusuto 7
#6 Hauff Siegfried 5
#7 Wurthner Roland 5
#8 Steiner Moritz 4
#9 Louis Leitz 3
#10 Jiikufuriito Haufu 2

Latest patents

Publication Filing date Title
DE4136722A1 HOLES WITH ADJUSTABLE HOLE UNITS
DE4039360A1 STACKABLE BASKETS
DE3820516A1 METHOD AND DEVICE FOR PRODUCING METALIZED WIRE MOLDED PARTS
DE3709767A1 LETTER HOLE
DE3704670A1 LETTER HOLE
DE3620095A1 LETTER HOLE
DE3614008A1 Apparatus for arranging perforated documents in sequence and turning them over
DE3611008A1 Apparatus for arranging perforated documents in sequence and turning them over
DE3603068A1 Folding box
DE3302268A1 BASE PLATE OF A CORRECTIONAL DEVICE FOR PUNCHED WRITING
GB2102738A Single-hole paper punch
DE3018632A1 SIMPLE PUNCH HOLES
GB1189397A Improvements in and relating to Marker Tags
US3517854A Spring biased follower
GB191422187A Letter File with Push-back Arm.
US1207305A Letter-file.
GB191325707A Improvements in and relating to Files.