Learn more

STONE JOHN HENRY

Overview
  • Total Patents
    15
About

STONE JOHN HENRY has a total of 15 patent applications. Its first patent ever was published in 1897. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets thermal processes and electrical machinery and energy are FRITZ DEIMEL, MUELLER OTTO MAX and BACHNER ADOLF.

Patent filings in countries

World map showing STONE JOHN HENRYs patent filings in countries
# Country Total Patents
#1 Canada 7
#2 United States 5
#3 United Kingdom 3

Patent filings per year

Chart showing STONE JOHN HENRYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stone John Henry 15

Latest patents

Publication Filing date Title
CA93452A Oil stove
US725376A Wick attachment for lamps.
CA73798A Oil burning, heating and lighting apparatus
GB190004580A Improvements in Burners or Burner Attachments for Oil Lamps.
GB189904433A Improvements in Lanterns and Lamps, and Burners thereof.
CA65020A Lantern
US638294A Lantern.
CA62677A Lantern and lamp
US638293A Lamp-burner.
US638653A Lantern.
GB189710089A Improvements in Hurricane or Tubular Lanterns.
US642385A Lamp-burner or burner attachment.
CA55710A Lamp burner and electrical lighter
CA38849A Combined ventilator and damper
CA49416A Internal bottle stopper