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SHOEI CHEMICAL IND CO

Overview
  • Total Patents
    635
  • GoodIP Patent Rank
    8,125
  • Filing trend
    ⇩ 56.0%
About

SHOEI CHEMICAL IND CO has a total of 635 patent applications. It decreased the IP activity by 56.0%. Its first patent ever was published in 1975. It filed its patents most often in Japan, Taiwan and United States. Its main competitors in its focus markets electrical machinery and energy, materials and metallurgy and semiconductors are CARROLL ALAN FREDERICK, LS NIKKO COPPER INC and GUANGDONG LINGGUANG NEW MAT CO LTD.

Patent filings per year

Chart showing SHOEI CHEMICAL IND COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Akimoto Yuji 170
#2 Asada Eiichi 129
#3 Nagashima Kazuro 107
#4 Maekawa Masayuki 60
#5 Shindo Naoto 49
#6 Kanasaku Tadashi 45
#7 Yoshida Hiroshi 44
#8 Ieda Hidenori 42
#9 Mashima Hiroshi 40
#10 Sasaki Hirokazu 35

Latest patents

Publication Filing date Title
US2021094099A1 Method for producing copper-selenide nanoparticles, aggregated bodies of copper-selenide nanoparticles, copper-selenide nanoparticles, and film-coated structure
WO2020250833A1 Semiconductor nanoparticle complex, semiconductor nanoparticle complex liquid dispersion, semiconductor nanoparticle complex composition, semiconductor nanoparticle complex cured film, and purification method for semiconductor nanoparticle complex
WO2020250762A1 Semiconductor nanoparticle complex, semiconductor nanoparticle complex liquid dispersion, semiconductor nanoparticle complex composition, and semiconductor nanoparticle complex cured film
WO2020241873A1 Semiconductor nanoparticle complex, semiconductor nanoparticle complex composition, semiconductor nanoparticle complex cured membrane, semiconductor nanoparticle complex dispersion liquid, method for producing semiconductor nanoparticle complex composition, and method for producing semiconductor nanoparticle complex cured membrane
WO2020241872A1 Semiconductor nanoparticle complex dispersion liquid, semiconductor nanoparticle complex, semiconductor nanoparticle complex composition and semiconductor nanoparticle complex cured membrane
WO2020241874A1 Semiconductor nanoparticle complex composition, dilution composition, semiconductor nanoparticle complex cured membrane, semiconductor nanoparticle complex patterning membrane, display element, and semiconductor nanoparticle complex dispersion liquid
WO2020241875A1 Semiconductor nanoparticle composite material
WO2020250663A1 Semiconductor nanoparticle complex, semiconductor nanoparticle complex liquid dispersion, semiconductor nanoparticle complex composition, and semiconductor nanoparticle complex cured film
WO2020189216A1 Semiconductor nanoparticles, dispersion of semiconductor nanoparticles, and optical member
JP2020158755A Semiconductor nanoparticles, semiconductor nanoparticle dispersion, and optical member
WO2020137329A1 Silver paste
WO2020137331A1 Silver paste
WO2020137330A1 Silver paste
WO2020090415A1 Ni paste and layered ceramic capacitor
WO2020040138A1 Electroconductive paste
JP2020204756A Semiconductor nanoparticle composite, semiconductor nanoparticle composite dispersion, semiconductor nanoparticle composite composition and semiconductor nanoparticle composite cured film
TW202003374A Method for producing nanoparticles, nanoparticles, system for producing nanoparticles, and method for producing nanoparticle ink blend
JP2020163238A Particle production method, and particle production apparatus
WO2019198419A1 Dielectric ceramic composition and ceramic electronic component
KR20200141465A Dielectric ceramic composition and ceramic electronic component