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WITTE & CO EWALD

Overview
  • Total Patents
    84
About

WITTE & CO EWALD has a total of 84 patent applications. Its first patent ever was published in 1936. It filed its patents most often in Germany, United States and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, machines and transport are JPM CHAUVAT SA, NEMEF B V and KALE KILIT VE KALIP SANAYI AS.

Patent filings in countries

World map showing WITTE & CO EWALDs patent filings in countries

Patent filings per year

Chart showing WITTE & CO EWALDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Rueckert Edvard 10
#2 Weller Heinrich 4
#3 Ritterskamp Egon 2
#4 Goelz Gerhard 2
#5 Hinze Christian 2
#6 Rueckert Edward 2
#7 Thomssen Thoms Uwe 2
#8 Peter Egon 1
#9 Uellenberg Manfred 1
#10 Ruckert Edvard 1

Latest patents

Publication Filing date Title
DE3911135A1 Swivel latch fitting
DE3908011A1 Device for securing the motor-vehicle rear-seat backrest
US4886307A Lock, particularly for trunk or engine compartments of automotive vehicles, doors or the like
DE3717013A1 Closure, in particular for trunk, rear or engine compartments of motor vehicles, doors or the like
DE3626747A1 Fastening with automatic force-accumulator charging
DE3541518A1 Steering-wheel lock
DE3517573A1 Lock cylinder with an end cover cap
DE3436166A1 SCREW CONNECTION
DE3324162A1 Grip fitting, especially for motor-vehicle doors
DE3231210A1 Grip fitting, especially for motor-vehicle doors
DE2423108A1 Drilling machine pneumatic feed system - has pneumatic turbine and gear drives able to move axially
DE2214375A1 LOCKING, IN PARTICULAR HOOD LOCKING FOR MOTOR VEHICLES
GB1292246A Improvements in locks
DE1904999A1 Lock cylinder with dust lock and compulsory key guide
DE1755409B1 Safety steering lock for motor vehicles
DE1621199A1 Electrolytically deposited metal coating and bath for its manufacture
DE1553510A1 Cylinder lock for actuation, in particular of motor vehicle locks
DE1187949B Closure for doors, lids or the like, especially on motor vehicles
DE1225057B Knee lever stay for side vent windows of motor vehicles
DE1141917B Closure for washing machines or the like.