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GRAVITON KK

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    73,941
About

GRAVITON KK has a total of 24 patent applications. Its first patent ever was published in 2005. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, materials and metallurgy and electrical machinery and energy are SANTOKU CORP, CHEN ZHENGXIN and BAOTOU RES INST OF RARE EARTHS.

Patent filings in countries

World map showing GRAVITON KKs patent filings in countries
# Country Total Patents
#1 Japan 24

Patent filings per year

Chart showing GRAVITON KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Okuyama Masami 22
#2 Suzuki Kenji 14
#3 Suginaka Junko 2
#4 Negishi Kunihiko 2
#5 Aso Hirota 2
#6 Saito Kazuoki 2

Latest patents

Publication Filing date Title
JP2020121908A Sodium hydride production system
JP2020121909A Sodium hydride production system
JP2020097501A Production system of sodium hydride
JP2020097500A Production system of sodium hydride
JP2020084291A Electrolyzer
JP2020087812A Electrode and electrode manufacturing method
JP2020087813A Solid polymer fuel cell
JP2020047467A Solid polymer type fuel cell
JP2020047466A electrode
JP2020045525A Electrolysis device
JP2020033600A Electrolyzer
JP2020035651A Solid polymer fuel cell
JP2020035650A electrode
JP2020019980A Electrolysis device, and method of producing electrode
JP2020021577A Polymer electrolyte fuel cell and manufacturing method of electrode
JP2020021576A Carbon nanotube electrode or carbon nanohorn electrode and electrode manufacturing method
JP2020013722A Solid polymer fuel cell and electrode manufacturing method
JP2020012166A Electrolysis apparatus, and method for manufacturing electrode
JP2020013723A Electrode and electrode manufacturing method
JP2020004527A Solid polymer electrolyte fuel cell and electrode manufacturing method