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WIT J H EN ZONEN DE

Overview
  • Total Patents
    21
About

WIT J H EN ZONEN DE has a total of 21 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Netherlands, EPO (European Patent Office) and Israel. Its main competitors in its focus markets mechanical elements, machine tools and civil engineering are ANHUI KARRY AUTO PARTS MFG CO LTD, TRW CARR FRANCE SA and ISOFIX SL.

Patent filings in countries

World map showing WIT J H EN ZONEN DEs patent filings in countries
# Country Total Patents
#1 Netherlands 12
#2 EPO (European Patent Office) 8
#3 Israel 1

Patent filings per year

Chart showing WIT J H EN ZONEN DEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Thoolen Wilhelm Franciscus 12
#2 Thoolen Wilhelmus Fransiscus 1
#3 Schumacher Paulus Michaul Joha 1
#4 Thoolen Wilhelm Fransiscus 1
#5 Schumacher Paulus Michael Joha 1

Latest patents

Publication Filing date Title
NL1014656C2 Universal impact screw plug unit.
NL1006348C2 Steel nail and impact tools therefor.
NL1002017C2 Air conditioning pipe clamp with acoustic damping
NL9402091A Plug-in plug.
NL9400669A Nail system, as well as nail and impact tools therefor.
NL9400159A Universal pipe clamp.
NL9001896A Fastening means for a tube, in particular for the drainage of sky water.
NL9001675A Installation clamp for cabling or conduit - has integral wall plug and nail with spring-loaded cable or conduit support
NL8803130A Fastening device for pipes.
NL8602107A Wall fixing bracket for cables and pipes - has base for screwing to wall, hinged cover and compression clamp
NL8502283A Cable fixing device e.g. for pipes - has captive screw and integral expansion plug for attachment to walls
NL8301452A Hammer plug.