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SPIEGELGLASWERKE GERMANIA AG

Overview
  • Total Patents
    18
About

SPIEGELGLASWERKE GERMANIA AG has a total of 18 patent applications. Its first patent ever was published in 1957. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets civil engineering, measurement and machines are GIESEKE GERALD G, SOMEC S P A and JOSKO FENSTER UND TUEREN GMBH.

Patent filings in countries

World map showing SPIEGELGLASWERKE GERMANIA AGs patent filings in countries
# Country Total Patents
#1 Germany 4
#2 France 4
#3 United Kingdom 4
#4 Canada 2
#5 Belgium 1
#6 Switzerland 1
#7 Spain 1
#8 United States 1

Patent filings per year

Chart showing SPIEGELGLASWERKE GERMANIA AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Woelk Hubert 2
#2 John Dieter 1
#3 Woelk Dipl-Chem Dr Hubert 1
#4 Reinicke Ralf 1
#5 Hans Baum Dr 1
#6 Eichel Josef 1
#7 Hubert Woelk 1
#8 Woelk Hubert Dr 1
#9 Heitzer Dr Xaver 1

Latest patents

Publication Filing date Title
DE1911561A1 Electrically heated automobile windows with - metallic resistant strips deposited by serigr
GB1024715A Improvements in or relating to windows
ES298527A1 Procedure for the manufacture of sparkling glass (Machine-translation by Google Translate, not legally binding)
GB1027853A Improvements in the manufacture of composite glass webs
GB969497A A method of forming double-glazing structures and apparatus for carrying the method into effect
GB880023A Method of and apparatus for examining prestressed glass
CA747173A Windows
CA647302A Method of producing a multiple-pane insulating glass and an apparatus for carrying into effect said method