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JOHN HAYWOOD COMPTON

Overview
  • Total Patents
    22
About

JOHN HAYWOOD COMPTON has a total of 22 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United Kingdom. Its main competitors in its focus markets consumer goods and civil engineering are J W WALKER & SONS LTD, AUSTIN ORGAN COMPANY and TARNAI ENDRE.

Patent filings in countries

World map showing JOHN HAYWOOD COMPTONs patent filings in countries
# Country Total Patents
#1 United Kingdom 22

Patent filings per year

Chart showing JOHN HAYWOOD COMPTONs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Consumer goods
#2 Civil engineering

Latest patents

Publication Filing date Title
GB433774A Improvements in organs and like musical instruments
GB421111A Improvements in wind musical instruments
GB420421A Improvements in means for controlling the swell shutters of organs
GB421298A Improvements in enharmonic keyboard musical instruments
GB421292A Improvements in enharmonic keyboard musical instruments
GB401241A Improvements in or relating to musical instruments
GB382907A Improvements in musical instruments, such as organs, having labial sound-producing pipes
GB377910A Improved means for producing two or more notes from a stopped organ pipe
GB358824A Improvements in and relating to organ stop actions
GB364332A Organ stop action
GB258068A Organ stop action
GB255988A Apparatus for organ tone production
GB202756A Improvements in and relating to musical instruments
GB202025A Improvements in electrically operated organs
GB181288A Improved pallet control mechanism for organ wind chests
GB184098A Improvements in key contacts for electrically operated organs and the like
GB186209A Expressive touch action for organs and the like instruments
GB184619A Improvements in wind chests for organs
GB181921A Improvements in the swell actions of organs
GB183915A Improvements in organs