Learn more

DHC CO

Overview
  • Total Patents
    76
  • GoodIP Patent Rank
    49,980
  • Filing trend
    ⇩ 28.0%
About

DHC CO has a total of 76 patent applications. It decreased the IP activity by 28.0%. Its first patent ever was published in 1999. It filed its patents most often in Japan. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and environmental technology are MIRUBON KK, PLUM KEMI PROD and SHENG JUN.

Patent filings in countries

World map showing DHC COs patent filings in countries
# Country Total Patents
#1 Japan 76

Patent filings per year

Chart showing DHC COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Naito Kentaro 11
#2 Yamada Katsuhisa 11
#3 Tehara Takao 10
#4 Ishikawa Akiko 8
#5 Asahi Masahiko 8
#6 Suzuki Atsuhiko 7
#7 Saeki Yuji 7
#8 Miyashita Tadayoshi 6
#9 Tachikawa Akio 6
#10 Nomura Michiyasu 5

Latest patents

Publication Filing date Title
JP2019210287A Inhibiting or improving agent for skin aging caused by uv exposure and method for inhibiting or improving skin aging
JP2020105151A Easily elutable anthocyanin composition
JP2019210236A Methods of making tomatidine or esculeogenin and products using tomatidine or esculeogenin
JP2018165175A Package
JP2019185628A Automatic capsule commodity vending machine
JP2019089461A Drone port system
JP2019085354A Emulsion cosmetic
JP2018199629A Moisture retention improving method, moisture retention material for cosmetic, and moisture retention cosmetic
JP2018177651A Solid cleansing agent
JP2018145132A Hair spray stock solution, aerosol composition, and aerosol product
JP2018138525A Vitamin C transporter production promoter and vitamin C absorption promoting composition
JP2018138524A Clock gene expression modifier, and circadian rhythm modifier containing the same
JP2018090525A Cosmetic
JP2018068978A Massager
JP2018058793A Hair restorer composition, and vascular endothelial growth factor production promoter
JP2018057329A Oil and fat composition and capsule agent
JP2018035127A Oil-in-water cosmetics
JP2018029502A Drinking water and method for producing drinking water
JP2018008910A Sunscreen cosmetics
JP2018002600A Foundation cosmetic