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GULBRANSEN INC

Overview
  • Total Patents
    11
About

GULBRANSEN INC has a total of 11 patent applications. Its first patent ever was published in 1988. It filed its patents most often in United States, Canada and Republic of Korea. Its main competitors in its focus markets consumer goods, machines and measurement are WERSI ELECTRONIC GMBH & CO KG, DEUTSCH RES LAB and SYNTHAXE LTD.

Patent filings in countries

World map showing GULBRANSEN INCs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Canada 3
#3 Republic of Korea 1

Patent filings per year

Chart showing GULBRANSEN INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Starkey David T 10
#2 Williams Anthony G 6
#3 Lee J Robert 3

Latest patents

Publication Filing date Title
US5466882A Method and apparatus for producing an electronic representation of a musical sound using extended coerced harmonics
US5196639A Method and apparatus for producing an electronic representation of a musical sound using coerced harmonics
US5231283A Opto-electronic sensing method and device for an acoustic piano
US4969385A Reassignment of digital oscillators according to amplitude
CA1295857C Process and apparatus for intelligent chord accompaniment
CA1292895C Reassignment of digital oscillators according to amplitude
US5001339A Opto-electronic sensing method and device for an acoustic piano
US4953437A Method and apparatus for digitally generating musical notes
US4941387A Method and apparatus for intelligent chord accompaniment