Learn more

DASY INT SA

Overview
  • Total Patents
    91
About

DASY INT SA has a total of 91 patent applications. Its first patent ever was published in 1969. It filed its patents most often in Germany, Switzerland and United Kingdom. Its main competitors in its focus markets control, telecommunications and computer technology are UNICATE BV, ID KORT AB and ARJOWIGGINS SECURITY INTEGRALE SOLUTIONS.

Patent filings per year

Chart showing DASY INT SAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Brosow Joergen 15
#2 Furugard Erik 14
#3 Brosow J 9
#4 Brosow Jorgen 7
#5 Brosow Joergen Ing 7
#6 Ierugen Burosoo 2
#7 Furugard E 2
#8 Bostrom Sten-Lennart 2
#9 Yorugen Burosou 2
#10 Sten-Lennart 1

Latest patents

Publication Filing date Title
IT8112422D0 Duplex amplifier for intercom
DE2938948D2 Duplex amplifyer particularly for interphone
US4218674A Method and a system for verifying authenticity safe against forgery
IE780363L Circuit for open telephone
FR2409645A2 CIRCUIT ARRANGEMENT FOR AN INTERCOM TELEPHONE SYSTEM
PT67379A Circuit arrangement for preventing rukkopplungen
DE2751248A1 Telephone circuit for inter-phone connections - has bifilar lines with coupling stages with amplifiers and attenuators using potentiometers and transistors
DE2751261A1 Telephone circuit for inter-phone connections - has bifilar lines with coupling stages with amplifiers and attenuators using potentiometers and transistors
IT1205915B Identity or credit card verifying mechanism - produces pulse signals representing irregularities converted into binary code
DE2638286A1 CIRCUIT ARRANGEMENT FOR A HANDS-FREE TELEPHONE
DE2635795A1 PROCESS AND DEVICE FOR THE VERIFICATION OF DOCUMENTS
JPS5127046A Gizonitaisuru gohoseinoanzenoseigyosuru hohooyobi sochi
GB1476137A Checking legitimacy of a request for a function to be released
CA1032630A Method of control of legitimacy safe against forgery
IT1023835B DOCUMENT MATERIAL
SU598574A3 Material for documents
DE2462399A1 Magnetic or magnetisable fibres - for incorporation in documents cheques etc for authenticating these
DE2417564A1 Magnetic or magnetisable fibres - for incorporation in documents cheques etc for authenticating these
DE2416222A1 Magnetic tape recording using different coercivities simultaneously - allows different channels to be recorded on coincident tracks
DE2328880A1 Magnetic or magnetisable fibres - for incorporation in documents cheques etc for authenticating these