Learn more

TRELL ANDERS EDVARD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    218,145
About

TRELL ANDERS EDVARD has a total of 23 patent applications. Its first patent ever was published in 1974. It filed its patents most often in EPO (European Patent Office), Sweden and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets telecommunications, control and it methods for management are UHLEMANN GISELA, MULLER WILLY and DONNELLY RORY JOSEPH.

Patent filings per year

Chart showing TRELL ANDERS EDVARDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Trell Anders Edvard 22
#2 Isaksson Lars 2
#3 Pathak Shrikant Chandrakant 2
#4 Trell Anders 1
#5 Pathak Shrikant 1

Latest patents

Publication Filing date Title
US2015341336A1 System for authorization of access
US2014235302A1 Attachable mobile phone keypad device
US2011211683A1 Method and device by telephone entry systems
EP2141663A2 Method for credentialing mechanical keys and associated devices
WO2008091189A1 Method and device to control certain functioning of a multiplier/bait casting reel
EP0708417A1 Method and device for obtaining travel tickets
WO9213418A1 Method fro signalling/communication within an entrance telephone system and an entrance telephone system communicating according to the method
SE8503209D0 PROCEDURE FOR SIGNAL PROCESSING AT A PORT-PHONE PLANT INTENDED TO BE CONNECTED TO AN GENERAL PHONE
EP0182780A1 Entrance telephone installation and method, for transmission of alarm signals.
SE8201162L Alarm transmission system for e.g. lift - uses door telephone and subscriber telephone circuit to ring selected telephone number when alarm sounds
SE8102530L Sound communication system interference prevention method
US3947641A Use of public subscriber telephone network; method and apparatus