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IWATANI INT CORP

Overview
  • Total Patents
    634
  • GoodIP Patent Rank
    15,487
  • Filing trend
    ⇩ 28.0%
About

IWATANI INT CORP has a total of 634 patent applications. It decreased the IP activity by 28.0%. Its first patent ever was published in 1987. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets environmental technology, mechanical elements and thermal processes are LAIR LIQUIDE, MESSER GROUP GMBH and Chongqing naide energy equipment integration co ltd.

Patent filings per year

Chart showing IWATANI INT CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koike Kunihiko 91
#2 Inoue Goichi 64
#3 Kawaguchi Etsuji 47
#4 Hashimoto Masaaki 27
#5 Izumi Koichi 23
#6 Nakamura Sadanori 19
#7 Nishitani Tomio 19
#8 Yanai Masayoshi 18
#9 Fujikawa Seiichi 18
#10 Fukiharu Mineo 17

Latest patents

Publication Filing date Title
JP2020190329A Hydrogen torch
JP2020190252A Valve device and gas consuming unit
JP2020190251A Valve device and gas consuming unit
JP2019168217A Burning appliance
JP2020156410A Method for culturing conifer seedling
JP2020138130A Hydrogen dissolved solution production device and hydrogen dissolved solution production method
JP2020133851A Gas cylinder cover
JP2020134186A Mechanical property test unit
JP2020125778A Inspection device of hydrogen gas dispenser
JP2020124047A Portable power generator
JP2020100868A Hydrogen occlusion alloy and method for producing hydrogen occlusion alloy
JP2020087741A Heat insulation sheet or heat insulation layer
JP2020076637A Temperature cycle testing device and method therefor
JP2020063800A Method for charging hydrogen gas into on-vehicle vessel and hydrogen station
JP2020008244A Hydrogen combustion device
JP2020002979A Heat insulating sheet or heat insulating layer
JP2019195146A Alarm device and information processing system
JP2019156937A Thermal insulation sheet or thermal insulation layer
JP2019124603A Leakage inspection device and leakage inspection method
JP2019124604A Calibration method for leakage inspection device