Learn more

TOYO KOGYO COMPANY LTD

Overview
  • Total Patents
    40
About

TOYO KOGYO COMPANY LTD has a total of 40 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United States, Germany and France. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and machines are TOYO KOGYO KABUSHIKI KAISHA, MEYER LEONARD and WROCLAWSKI ZAKLAD PRZEMYSLU MA.

Patent filings in countries

World map showing TOYO KOGYO COMPANY LTDs patent filings in countries
# Country Total Patents
#1 United States 17
#2 Germany 10
#3 France 5
#4 United Kingdom 5
#5 Canada 3

Patent filings per year

Chart showing TOYO KOGYO COMPANY LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamamoto Kenichi 3
#2 Kenichi Yamamoto 3
#3 Yasuo Tatsutomi 2
#4 Isato Koshobu 2
#5 Sunao Osakada 2
#6 Kawai Hitoshi 1
#7 Matsuno Akira 1
#8 Seiuemon Inaba 1
#9 Hisayoshi Maeda 1
#10 Terazawa Yasuto 1

Latest patents

Publication Filing date Title
GB1293625A A rotary piston assembly for a rotary piston engine
DE2020781A1 Inlet device for rotary piston engines
GB1287658A An arrangement for reducing the unburned components in the exhaust gas of an internal combustion engine
DE1945312A1 Housing for a rotary piston machine
DE1932908A1 Device for controlling the temperature of the lubricant in an internal combustion engine
DE1927840A1 Rotary piston internal combustion engine
US3395904A Rotary furnace with rotatable chamber
US3393666A Rotary piston internal combustion engine
US3352290A Multi-stage rotary piston engine
US3302624A Rotary piston and cooling means therefor
US3300127A Rotary piston and seal therefor
US3279279A Crankshaft for multi-stage rotary piston engine
US3226365A Process for producing liquid novolak type phenol-formaldehyde resin compositions
US3179066A Transmission and braking control for vehicles having both road and rail wheels
US3108513A Rail wheel locking mechanism
US3134343A Vehicle for road and railroad
US3189566A Liquid resin compositions for shell molding and methods for their production
US2978844A Vibrating internal grinding machine
CA887775A Method of electrodeposition of water-thinnable paints
CA792012A Sealing device for rotary piston engine