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VOIGTMANN FRANK

Overview
  • Total Patents
    14
About

VOIGTMANN FRANK has a total of 14 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets civil engineering and machine tools are STOEBICH BRANDSCHUTZ GMBH, Stöbich Brandschutz GmbH and COOPERS FIRE LTD.

Patent filings in countries

World map showing VOIGTMANN FRANKs patent filings in countries
# Country Total Patents
#1 United States 13
#2 United Kingdom 1

Patent filings per year

Chart showing VOIGTMANN FRANKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering
#2 Machine tools

Top inventors

# Name Total Patents
#1 Voigtmann Frank 14
#2 Pomeroy Silas H 10

Latest patents

Publication Filing date Title
US1116518A Fusible link.
US1017715A Fusible link.
US753765A Antiheat-radiating window.
US747666A Die for making hollow sheet-metal window or other sashes.
US729814A Window.
US718403A Window.
US731636A Automatic fireproof window.
US716151A Fireproof window.
US691211A Fireproof window.
US657996A Fireproof window.
US654205A Weatherproof window.
US637907A Fireproof window.
US657995A Sheet-metal flooring.
GB189811526A Improvements in connection with Fireproof Windows.