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WOELM & SOHN KARL

Overview
  • Total Patents
    15
About

WOELM & SOHN KARL has a total of 15 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Germany. Its main competitors in its focus markets civil engineering, machine tools and mechanical elements are LEHMANN KG MARTIN, SUNGRIM METAL CO LTD and SOCIETE VACHETTE FRERES ET LEURS FILS.

Patent filings in countries

World map showing WOELM & SOHN KARLs patent filings in countries
# Country Total Patents
#1 Germany 15

Patent filings per year

Chart showing WOELM & SOHN KARLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Woelm Karl 7
#2 Woelm Gerhard 6
#3 Bechel Klaus 3
#4 Maulbetsch Karl-Ernst 1
#5 Herberg Marc 1

Latest patents

Publication Filing date Title
DE10102268A1 Fastening device for example, a door handle
DE10052495A1 fastening device
DE10033840A1 Device for fastening flush components to a multi-chamber profile
DE19731407C1 Fastening for door-handle on profiled aluminium@ frame
DE2940557B1 Device for rinsing dust from a grinding machine
DE2836652A1 Snap fit lock drive - has nut with two arms and compression springs on sliding plate of fire protection door
DE2828752B1 Closing sequence regulator for double-leaf doors
DE2153943A1 DOOR LOCK
DE1025298B Stop on locking device for doors in the open position
DE1041835B From the inside of the room operated actuation device for external blow-loading on windows or the like
DE952154C Locking device for leaves, especially of doors, in the open or closed position
DE947141C Holders for the leaves of doors with a double-armed lever under the influence of a spring
DE858652C Door stay for doors of all kinds
DE810969C Holders for doors of all kinds
DE812772C Door lock, especially for panic doors or the like.