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.
# | 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 |
# | Industry | |
---|---|---|
#1 | Medical technology | |
#2 | Pharmaceuticals | |
#3 | Thermal processes | |
#4 | Materials and metallurgy | |
#5 | Machines | |
#6 | Macromolecular chemistry and polymers | |
#7 | Basic materials chemistry |
# | Technology | |
---|---|---|
#1 | Dentistry | |
#2 | Medical preparations | |
#3 | Details of furnaces | |
#4 | Building materials | |
#5 | Compounding processes | |
#6 | Unspecified technologies | |
#7 | Special macromolecular compounds | |
#8 | Furnaces | |
#9 | Coating compositions | |
#10 | Compounding ingredients |
# | 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 |
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 |