Learn more

NORTH JOHN H

Overview
  • Total Patents
    28
About

NORTH JOHN H has a total of 28 patent applications. Its first patent ever was published in 1938. It filed its patents most often in United Kingdom, United States and China. Its main competitors in its focus markets machines, consumer goods and foods and drinks are NORTH JOHN HERBERT, MIYAKE KATSUMI and BLANPRAT HYDROAIR S A.

Patent filings in countries

World map showing NORTH JOHN Hs patent filings in countries
# Country Total Patents
#1 United Kingdom 25
#2 United States 2
#3 China 1

Patent filings per year

Chart showing NORTH JOHN Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 North John H 3

Latest patents

Publication Filing date Title
GB0622234D0 Improvements in or realting to drilling,mining,incineration,oil recovery and geothermal heat mining
GB0622230D0 Improvements in or relating to drilling,mining,incineration,oil recovery and geothermal heat mining
GB0516808D0 Improvements in or relating to drilling, mining, incineration, oil, recovery and geothermal heat mining
GB0516815D0 Improvements in or relating to drilling, mining, incineration, oil recovery and geothermal heat mining
GB0511685D0 Improvements in and relating to washing machines
GB0415114D0 Improvements in or relating to drilling, mining, incineration, oil recovery and geothermal heat mining
GB0407299D0 Improvements in or relating to drilling mining and incineration
GB0222771D0 Improved air/particle separation and method
GB0221512D0 Improved separation apparatus
GB0220277D0 Improvements in and relating to particle separation apparatus
GB0210695D0 Improvements in and relating to washing machines
GB0129330D0 Double glazing internal motif
GB0118472D0 Improvements in and relating to washing machines
GB0112472D0 Improved air/particle separator
GB0104077D0 Improvements in and relating to washing machines
GB0022864D0 Improved washing machine
GB0016504D0 Improved air/particle separator
GB0016501D0 Improved dust/particle collecting bin for cyclone separators
GB0016503D0 Improved cyclone separators
GB0005206D0 Centrifugal dual helical,turbine units for partical separation and filtration in vaccum cleaners