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ISHIKAWAJIMA CONSTR MACH

Overview
  • Total Patents
    329
About

ISHIKAWAJIMA CONSTR MACH has a total of 329 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets civil engineering, engines, pumps and turbines and environmental technology are HUDELMAIER JOERG, HUDELMAIER ULRIKE and KORTHAUS ERNST.

Patent filings in countries

World map showing ISHIKAWAJIMA CONSTR MACHs patent filings in countries
# Country Total Patents
#1 Japan 326
#2 Republic of Korea 3

Patent filings per year

Chart showing ISHIKAWAJIMA CONSTR MACHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yasuma Takayuki 30
#2 Mitsufuji Tadashi 17
#3 Kobayashi Sakae 17
#4 Kitadate Yoshihiko 16
#5 Omura Takayoshi 15
#6 Uchida Toshiaki 14
#7 Kaida Nobuaki 14
#8 Nakano Katsumi 13
#9 Kimura Kazuhiro 13
#10 Yagishita Futoshi 12

Latest patents

Publication Filing date Title
JP2008094599A Jib fixing device of tower crane
JP2008044568A Fuel tank of construction machine
JP2008044547A Air-conditioner for construction machine
JP2008024211A Fuel tank
JP2007290543A Hydraulic circuit
JP2007218405A Hydraulic circuit for construction machine
JP2007107607A Hydraulic circuit
JP2007090953A Fuel supply port and cover structure for work machine
JP2007050624A Method and apparatus for control of concrete hopper loading gate
JP2007050984A Aggregate receiving/supplying method and its device
JP2007050623A Weighing order controller for weighing device weighing two or more materials in batcher plant
JP2007046404A Driver's seat of hydraulic excavator
JP2007031005A Detachable device of counterweight for self-traveling crane
JP2007023650A Device to prevent boom of concrete pump vehicle from overloading
JP2007022260A Support structure of lower roller for crawler type working machine
JP2007000766A Method and apparatus for feeding material to pan type mixer
JP2007000765A Device for adjusting opening of discharge port of pan type mixer
JP2007002704A Concrete pump blocking prevention device
JP2006312365A Truck frame of working machine
JP2006299620A Traveling lever of hydraulic excavator and pilot valve for traveling