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ITO TETSUKOUSHIYO KK

Overview
  • Total Patents
    49
About

ITO TETSUKOUSHIYO KK has a total of 49 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and environmental technology are POBEGALOV SERGEJ A, SONEX RES INC and BEKAMA AG.

Patent filings in countries

World map showing ITO TETSUKOUSHIYO KKs patent filings in countries
# Country Total Patents
#1 Japan 49

Patent filings per year

Chart showing ITO TETSUKOUSHIYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Matsui Takeo 40
#2 Itou Masasuke 4
#3 Itou Noboru 3
#4 Miura Kikuzou 2
#5 Kiguchi Isamu 1
#6 Itou Shiyunji 1
#7 Itou Kiyohiko 1

Latest patents

Publication Filing date Title
JPS54162069A 44cycle vvshaped 88cylinder internal combustion engine for direct drive main engine for low speed ship
JPS54113572A Filter in main flow filtration circuit of fuel and lubricating oil of intermediate and largeesized diesel engine
JPS54113573A Filter in main flow filtration circuit of fuel and lubricating oil of smalllsized intermediate and high speed diesel engine
JPS54105618A Method of minimizing fuel consumption when diesel engine is lightly loaded
JPS5481562A Settling tank of lubricating oil of internal combustion engine
JPS5479875A Oil filter of internal combustion engine
JPS5479874A Oil filter of internal combustion engine
JPS5435535A Four cycle direct reversing system series type four cylinder internal combustion engine for shipping
JPS5435513A Oil scraping ring of four cycle trunk piston type inernal combustion engine
JPS5435539A Method of reducing consumption of lubricating oil of four cycle trunk piston type internal combustion engine
JPS5435509A Low speed four cycle trunk piston type long stroke internal combustion engine
JPS53146046A Method of cleaning oil of internal combustion engine
JPS53146010A 44cycle vvtype 44cylinder internal combustion engine
JPS53145159A Oil filter for internal combustion engine
JPS53121182A Bobbin
JPS53116588A Cutting machine
JPS53100309A Crankshaft of lowwspeed 44cycle vvtype 188cylinder engine
JPS53100310A Crankshaft of 44cycle vvtype 122cylinder engine
JPS53100308A Crankshaft of 44cycle vvtype 100cylinder engine
JPS5399120A Crankshaft of 44cycle innline type 44cylinder engine