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LEHMANN KG MARTIN

Overview
  • Total Patents
    21
About

LEHMANN KG MARTIN has a total of 21 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Switzerland, Germany and France. Its main competitors in its focus markets civil engineering are SUNGRIM METAL CO LTD, STILE JASON L and SOCIETE VACHETTE FRERES ET LEURS FILS.

Patent filings in countries

World map showing LEHMANN KG MARTINs patent filings in countries
# Country Total Patents
#1 Switzerland 8
#2 Germany 7
#3 France 3
#4 Austria 2
#5 Italy 1

Patent filings per year

Chart showing LEHMANN KG MARTINs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

Top inventors

# Name Total Patents
#1 Lehmann Martin 5
#2 Vollbom Friedrich 4
#3 Hansjoerg Ludwig 2
#4 Martin Lehmann 2
#5 Ludwig Hans-Joerg 1

Latest patents

Publication Filing date Title
CH656176A5 Surface-mounted espagnolette locking device
DE2850449A1 Door with rotating rod locking - has rod mounted inside door leaf frame channel with both ends seated in plastic bearings
DE2734043A1 FURNITURE LOCK WITH A CYLINDRICAL LOCK CASE
DE2642074A1 Split bearing for furniture lock - has lower plastics seat and metal top cap connected by ratcheting
DE2617392A1 Rotating rod lock with pinion actuation - has two rotating sleeve pinions for synchronous actuation of rods
CH591003A5 Compact sliding rod lock for wardrobe door - uses dowel holes made with standard drilling machine for compactness (OE 15.11.76)
CH569878A5 Furniture door lock actuator - has handle mounted on square shank which accommodates lock cylinder
DE2354442A1 Actuating and locking member for furniture lock - has rotating handle which accommodates cylinder lock with locking projection
DE2308008A1 LOCK FOR DOORS, IN PARTICULAR CABINET DOORS
DE1553567A1 Closure for furniture doors, especially for tall cabinet doors