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ISHIGAKI MECH IND

Overview
  • Total Patents
    693
  • GoodIP Patent Rank
    79,265
About

ISHIGAKI MECH IND has a total of 693 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, environmental technology and machine tools are HOARE DAVID A, PRIME SOLUTION INC and BAEHR A.

Patent filings per year

Chart showing ISHIGAKI MECH INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ishigaki Eiichi 227
#2 Iwatani Akitoshi 105
#3 Katayama Masayoshi 36
#4 Fujita Kunio 33
#5 Yamashita Manabu 32
#6 Otani Kazuhisa 29
#7 Honda Nobuo 28
#8 Mitani Yukitoshi 27
#9 Oura Kazumitsu 26
#10 Kawasaki Hiroichi 25

Latest patents

Publication Filing date Title
WO2016178387A1 Horizontal shaft submersible pump and suction cover used for horizontal shaft submersible pump
EP3059015A1 Sludge dehydration system and sludge dehydration method
WO2014142073A1 Filter press and filtering method in filter press
US2014291224A1 Filter medium layer and filter device provided with same
WO2012147148A1 Buoyant filter medium-stirring device and filter
KR20130031270A Device for attaching undiluted-liquid supply platet of filter cloth of filter
KR20120083265A Filter cloth hanger device employed in filter cloth-moving type filter press, and filter cloth-moving type filter press
MY153497A Concentrator-integrated screw press
CN102094742A Siphon type hydraulic generating set
KR20110062162A Syphon type hydraulic turbine power generation device
MY141809A Sludge thickening device and sludge thickening method
KR20040050047A High-speed filter using fiber filter media
KR20040040361A Horizontal high-speed filter using fiber filter element
TW200412252A Filter press
KR20040063588A Filter press
KR20040060300A Filter press
TW553758B Press-filtering machine
CA2435063A1 Turbo pump
WO03037712A1 Water jet propelling device of boat
EP1277653A1 Water jet propulsion outboard engine