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KOYANAKA HIDEKI

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    209,685
About

KOYANAKA HIDEKI has a total of 16 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, environmental technology and chemical engineering are QINGDAO MAKALL GROUP CO LTD, VENEZIA TECNOLOGIE S P A and HUAYOU NEW ENERGY TECH QUZHOU CO LTD.

Patent filings in countries

World map showing KOYANAKA HIDEKIs patent filings in countries

Patent filings per year

Chart showing KOYANAKA HIDEKIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koyanaka Hideki 16
#2 Tsujimoto Masahiko 2

Latest patents

Publication Filing date Title
WO2015037734A1 Tritium adsorbent, method for separating tritium from within water, and method for regenerating tritium adsorbent
US2013064972A1 Methods for synthesizing nanometer-sized manganese dioxides having ramsdellite-type crystal structures as well as methods for producing hydroxide ion-derived proton, electron and oxygen using manganese dioxides
JP2011168568A Method for converting carbon dioxide into acetic acid, and catalyst used therefor
WO2008123256A1 Catalyst material for producing oxygen gas from water
JP2009106924A Catalyst material for producing oxygen gas from water, production method of oxygen gas using the catalyst material, catalyst material for synthesizing acetic acid or organic material from carbon dioxide, synthesis method of acetic acid or organic material using the catalyst material, electric-energy generation method, hydrogen-gas sensor, waste-liquid recycling method, and production method of r-type manganese dioxide
WO2008023597A1 R-type manganese dioxide nanoneedle porous body, r-type manganese dioxide nanoneedle constituting the same, hydrogenated manganese oxide, infrared absorbing material, infrared filter, and their production methods
JP2007090342A Catalytic material for producing hydrogen gas from hydrocarbon gas and method of producing the same, and method of producing hydrogen gas using the catalytic material
JP2007238424A R-type manganese dioxide nanoneedle porous body, r-type manganese dioxide nanoneedle constituting the same, hydrogenated manganese oxide, infrared absorbing material, infrared filter and methods for manufacturing them
JP2007100211A Metal dissolution method using dissolution auxiliary agent, method for producing alloy using the metal dissolution method, and metal precipitation method
JP2001089820A Equipment for continuously separating and extracting lithium from lithium-containing aqueous solution
JPH10305224A Cadmium adsorbent
JPH09122482A Gold complex ion adsorbent