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NISHIDA MARINE BOILER

Overview
  • Total Patents
    162
About

NISHIDA MARINE BOILER has a total of 162 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, civil engineering and thermal processes are CHINA WATER NORTHEASTERN INVEST DESIGN & RES CO LTD, ISHIZUKA OTOKICHI and MARUSHIMA HYDRAULIC GATE.

Patent filings in countries

World map showing NISHIDA MARINE BOILERs patent filings in countries
# Country Total Patents
#1 Japan 162

Patent filings per year

Chart showing NISHIDA MARINE BOILERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tajima Hiroshi 43
#2 Nishida Takashi 34
#3 Kiyosaki Noriaki 13
#4 Honda Tatsu 11
#5 Sakamoto Tadashi 10
#6 Kurosoe Hideo 9
#7 Yamaguchi Shingo 8
#8 Ishibashi Kazuo 5
#9 Tajiri Hidesato 5
#10 Egawa Michio 4

Latest patents

Publication Filing date Title
JP2008062151A Apparatus for generating bubble
JP2007205212A Gate with power generation device
JP2006316646A Attachment and detachment mechanism of pump in gate with pump
JP2006316437A Gate with hydraulic driven pump
JP2006316436A Gate facility with pump
JP2006257824A Device for preventing eddy intake of gate with pump
JP2006223945A Washing nozzle
JP2006152978A Pump structure mounted on gate facility
JP2005224646A Water purification gate
JP2005139631A Rake circulating type dust collector with auxiliary screen
JP2005036438A Dust collector
JP2004360395A Water weight type automatic water level adjusting gate
JP2004360396A Water cleaning gate
JP2002253993A Cleaning nozzle
JP2002061153A Dust collector
JP2002038458A Float type radial gate for fish way
JP2002030640A Aseismatic structure of water gate
JP2002021051A Over-response preventing mechanism for automatic water level adjusting gate
JP2002021052A Upstream and downstream water level adjusting mechanism for automatic water level adjusting gate
JP2001323442A Mechanism for controlling and releasing automatic level adjusting gate