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GROTHE & SOEHNE GMBH & CO KG A

Overview
  • Total Patents
    18
About

GROTHE & SOEHNE GMBH & CO KG A has a total of 18 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Germany, EPO (European Patent Office) and Netherlands. Its main competitors in its focus markets telecommunications, electrical machinery and energy and civil engineering are TELCLIC LTD, CASTRO MARCELO and INVENTECH MULTIMEDIA & TELECOM.

Patent filings in countries

World map showing GROTHE & SOEHNE GMBH & CO KG As patent filings in countries
# Country Total Patents
#1 Germany 11
#2 EPO (European Patent Office) 3
#3 Netherlands 3
#4 Austria 1

Patent filings per year

Chart showing GROTHE & SOEHNE GMBH & CO KG As patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weyel Armin 6
#2 Boeser Werner 4
#3 Mansel Werner 3
#4 Feller Joerg 2
#5 Mansel Werner Dipl Ing 2
#6 Fahnemann Ullrich 1
#7 Kuchem Hubert 1
#8 Dahl Juergen 1
#9 Meinders Siemen-Jannes 1
#10 Oster Axel 1

Latest patents

Publication Filing date Title
DE10045511A1 bell transformer
EP1135013A1 Door installation
DE19817238A1 Call, intercom and switchgear for home automation
EP0843325A1 Small transformer
DE19739392A1 Door entry phone and intercom
DE19739393A1 Door entry phone and intercom
DE19650695C1 Power supply for electrical door
DE19613430A1 Telephone exchange system with switching device
DE4340497A1 Power supply for an electric door opener system
DE4337519A1 House signal and intercom
DE4333456C1 Building intercom system
DE4333455A1 House signal and door opener system
DE4312686A1 Doorphone arrangement