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PHOTOSCIENCE JAPAN CORP

Overview
  • Total Patents
    142
  • GoodIP Patent Rank
    39,785
  • Filing trend
    ⇩ 9.0%
About

PHOTOSCIENCE JAPAN CORP has a total of 142 patent applications. It decreased the IP activity by 9.0%. Its first patent ever was published in 1996. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets environmental technology, electrical machinery and energy and chemical engineering are ULTRAVIOLET SCIENCES INC, QUAY TECHNOLOGIES LTD and ELLNER SIDNEY.

Patent filings per year

Chart showing PHOTOSCIENCE JAPAN CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamakoshi Yuji 51
#2 Nakano Koji 41
#3 Wang Demao 16
#4 Sotirakos Bill 14
#5 Inoue Akihiro 14
#6 Ishii Arata 7
#7 Kadoya Masahiro 7
#8 Emura Hiroshi 6
#9 Matsuda Mitsuhiro 6
#10 Koji Nakano 5

Latest patents

Publication Filing date Title
TW202036655A Mercury discharge lamp
JP2020203244A Organic material stain removal device
JP2020081996A Ultraviolet treatment method and system
JP2020043919A Ultraviolet light processing apparatus
TW201922348A Method for calculating illumination intensity of ultraviolet rays irradiated from an LED, and storage medium storing a program therefore
US2020236752A1 Discharge lamp and discharge lamp apparatus
KR20190049766A UV Irradiation Apparatus and Method
KR20190015299A Ultraviolet irradiator
JP2018099652A Ultraviolet ray irradiation device
US2018072590A1 Ultraviolet treatment apparatus and light-shielding component therefor
WO2016002475A1 Sampling valve
WO2015016274A1 Electrodeless uv radiation lamp and uv processing device
WO2014208505A1 Liquid treatment apparatus and method
TW201422538A Liquid processing apparatus using electrodeless-discharge ultraviolet ray irradiation apparatus
JP2014102190A Ultraviolet lamp deterioration detection device and method
JP2014093190A Liquid treatment apparatus employing electrodeless discharge ultraviolet irradiation device
JP2014086183A Liquid treatment apparatus using electrodeless discharge ultraviolet irradiation device
JP2014086182A Liquid treatment apparatus using electrodeless discharge ultraviolet irradiation device
JP2014041080A Device and method for detecting deterioration of glass container exposed to ultraviolet light
JP2014001950A Ultraviolet relay