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GREY LAB ESTABLISHMENT

Overview
  • Total Patents
    18
About

GREY LAB ESTABLISHMENT has a total of 18 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Switzerland, France and United Kingdom. Its main competitors in its focus markets control, computer technology and it methods for management are WYNID TECHNOLOGIES SA, EUROPAY INT NV and RIGBY ELECTRONIC GROUP PLC.

Patent filings in countries

World map showing GREY LAB ESTABLISHMENTs patent filings in countries
# Country Total Patents
#1 Switzerland 3
#2 France 3
#3 United Kingdom 3
#4 Germany 2
#5 EPO (European Patent Office) 2
#6 Sweden 2
#7 United States 2
#8 Canada 1

Patent filings per year

Chart showing GREY LAB ESTABLISHMENTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Scheffel Kurt 4
#2 Scheffel K 2
#3 Scheffel Kurt M 1
#4 The Grey Lab Establishment 1
#5 Scheffel Max K 1

Latest patents

Publication Filing date Title
GB2100190A Protecting and checking documents
EP0030381A2 Process and apparatus for the manufacture of documents protected against counterfeiting and misuse, and document used therein
EP0006498A1 Method and apparatus for document authentification
US4025759A Checking apparatus for documents
DE2542802A1 TEST DEVICE FOR DOCUMENTS
CH592797A5 Electronic gate circuit with separate transmitter and receiver - each with two antennae and demodulators and shift register or multiple OR=gate connected with coincidence unit
US3935431A Apparatus for the storage and reading of data combined from binary numbers