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WIENAND ZAHNFAB

Overview
  • Total Patents
    26
About

WIENAND ZAHNFAB has a total of 26 patent applications. Its first patent ever was published in 1934. It filed its patents most often in Germany, Switzerland and Austria. Its main competitors in its focus markets medical technology, pharmaceuticals and thermal processes are KUSANO KAZUNORI, GC CORP TOKIO TOKYO and VEKOERRER FRANZ.

Patent filings in countries

World map showing WIENAND ZAHNFABs patent filings in countries
# Country Total Patents
#1 Germany 8
#2 Switzerland 7
#3 Austria 5
#4 United Kingdom 2
#5 Sweden 2
#6 Denmark 1
#7 Finland 1

Patent filings per year

Chart showing WIENAND ZAHNFABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weyl Dipl-Phys Dieter 2
#2 Wolfgang Eugen Schaun 2
#3 Wienand Heinrich 2
#4 Schaun W 2
#5 Gatzka Dr Konrad 1
#6 Haftung Zahnfabrik Wienand Soe 1
#7 Waldemar Kerhart 1
#8 Komma Ottmar 1
#9 Dieter Weyl 1
#10 Eicker Robert 1

Latest patents

Publication Filing date Title
DE3000213A1 METHOD FOR PRODUCING A CROSSLINKED POLYMER FOR DENTAL PURPOSES
DE1483105A1 Electrically heatable vacuum furnace for ceramic goods, especially for dental ceramic work
DE1111775B Process for the production of ceramic artificial teeth
DE1107892B Process for the production of ceramic artificial teeth
DE678699C Complet in tablet form for dosage purposes in the manufacture of dentures
DE665284C Hinged lid case with inner support frame, especially for dental instruments
GB462372A Improvements in or relating to the exact shaping of moulds for artificial teeth and parts thereof
DE650486C Artificial tooth
DE528125C Artificial tooth with a mass that differs from the rest of the tooth mass