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HEISHIN PUMP WORKS

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    211,250
  • Filing trend
    ⇩ 100.0%
About

HEISHIN PUMP WORKS has a total of 28 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1984. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology and measurement are MIN OBRAZOVANIJA I NAUKI RF FEDERAL NOE G BJUDZHETNOE OBRAZOVATEL NOE UCHREZHDENIE VYSSHEGO PROFESSI, MASUDA SHIGERU and FEDERAL NOE G BJUDZHETNOE OBRAZOVATEL NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL NOGO OBRAZOVANIJA VOLG.

Patent filings in countries

World map showing HEISHIN PUMP WORKSs patent filings in countries
# Country Total Patents
#1 Japan 28

Patent filings per year

Chart showing HEISHIN PUMP WORKSs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hashimoto Yoshiki 5
#2 Konishi Satoshi 4
#3 Azuma Kazumi 3
#4 Kamei Junichi 3
#5 Furukawa Kunio 2
#6 Sano Yuta 2
#7 Tomofuji Hideo 2
#8 Sakamoto Tatsuo 2
#9 Tomofuji Kimio 2
#10 Izawa Tatsufumi 2

Latest patents

Publication Filing date Title
JP2019058097A Hydroponic apparatus
JP2017201929A Multistage raising seedling apparatus
JP2016214139A Plant raising apparatus for raising plant in ship and plant raising method
JP2013148051A Vertical type double suction volute pump
JP2011179329A Fuel oil supplying gear pump for ship
JP2011137438A Fresh water system cooling system of ship
JP2011045836A Oil and water separation system
JP2011005358A Oil/water separator
JP2006281123A Oil/water separator
JP2005087926A Oil separator
JP2004308528A Fuel oil supply amount control device for ship
JP2004232525A Concentrically split impeller and manufacturing method thereof
JP2003322065A Fuel oil supplying piping structure of ship engine
JP2003039066A Floating oil recovering device
JP2003024027A Constant pressure feeder
JP2002188580A Twin integrated gear pump
JP2000344338A Quantity limited filling device
JP2000297777A Pump
JP2000297793A Reversible type pump
JPH11118023A Gear and gear pump