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OSAKA GAS ENG CO LTD

Overview
  • Total Patents
    46
  • GoodIP Patent Rank
    206,739
  • Filing trend
    ⇩ 100.0%
About

OSAKA GAS ENG CO LTD has a total of 46 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1998. It filed its patents most often in Japan, China and Republic of Korea. Its main competitors in its focus markets environmental technology, thermal processes and chemical engineering are WATERCO LTD, EVERBRIGHT WATER TECH DEVELOPMENT NANJING CO LTD and MOSAIC TILE & POTTERY CO PTY.

Patent filings in countries

World map showing OSAKA GAS ENG CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 43
#2 China 2
#3 Republic of Korea 1

Patent filings per year

Chart showing OSAKA GAS ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shimazu Kiyotaka 11
#2 Onishi Osamu 8
#3 Yamaguchi Masao 7
#4 Watanabe Takayuki 5
#5 Nakamura Yasuo 5
#6 Takeuchi Shozo 5
#7 Yamada Minoru 5
#8 Komine Kokichi 5
#9 Shioda Hiroshi 3
#10 Ohara Masami 3

Latest patents

Publication Filing date Title
JP2019090489A Liquefied natural gas vaporizer
JP2017200682A Fuel gas treatment method and fuel gas treatment device
JP2015047580A Treatment equipment and treatment method for cyanogen-containing solution and method for producing solution having reduced cyanogen ions by the method
JP2012166198A Gas-liquid contact packing material and gas washing column packed with the same
JP2012215123A Exhaust gas purifying device
JP2011120505A Partition device
JP2010110735A Gas-liquid contact packing, and gas scrubber filled with the packing
JP2008302264A Defoaming tank
JP2008246385A Oxidation tower
JP2008212908A Gas-liquid mixing blow-off nozzle
JP2007260487A Nozzle device
JP2007222108A Fluidizing and roasting apparatus
JP2007152246A Floatation thickening plant
JP2007090226A Contaminant removal apparatus
JP2006343018A Water-cooled jacket structure
JP2005081191A Dioxins removal device
JP2004226034A Corrosion monitoring device in waste heat collection boiler
JP2004044975A Fluid circulating device, its welded part examining method, air heating-type liquefied gas evaporator, and its welded part examining method
JP2004044978A Fluid circulating device, its manufacturing method, air heating-type liquefied gas evaporator and its manufacturing method
JP2004044750A Room temperature type liquefied gas vaporizer and evaporating unit