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UNITED ACOUSTIGRAPH CORP

Overview
  • Total Patents
    16
About

UNITED ACOUSTIGRAPH CORP has a total of 16 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets audio-visual technology and mechanical elements are JANDA JIRI, PREECE MARK and KNCHEV.

Patent filings in countries

World map showing UNITED ACOUSTIGRAPH CORPs patent filings in countries
# Country Total Patents
#1 United States 13
#2 Canada 1
#3 France 1
#4 United Kingdom 1

Patent filings per year

Chart showing UNITED ACOUSTIGRAPH CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Max Bender 7
#2 Sart Sr Albert W De 4
#3 Simon Yerkovich 1
#4 Bender Max 1
#5 Mcnamee Bernard F 1
#6 Brush Frederick F 1

Latest patents

Publication Filing date Title
US2367846A Sound recording and reproducing apparatus
US2332784A Combination sound recorder and reproducer
US2338414A System for guiding mechanical sound records
US2335586A Sound recorder and reproducer
US2305182A Recording and reproducing head
US2273391A Apparatus for reproducing and recording sound
GB491961A Improvements in apparatus for recording sound
US2172431A Sound recorder and reproducer
US2193443A Sound recorder and reproducer
US2094201A Sound recorder and reproducer
US2107050A Sound recorder and reproducer
US2090957A Recording and reproducing means
US2083815A Recording and reproducing sound
US2077388A Recording and reproducing sound
CA383880A Sound recording and reproducing apparatus