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RAYTEX CORP

Overview
  • Total Patents
    35
  • GoodIP Patent Rank
    203,287
About

RAYTEX CORP has a total of 35 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, semiconductors and audio-visual technology are REITETSUKUSU KK, ADE OPTICAL SYST CORP and JORDAN VALLEY APPLIED RADIATION LTD.

Patent filings per year

Chart showing RAYTEX CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nohara Naoyuki 8
#2 Moriya Kazuo 8
#3 Hiramoto Kazuyuki 7
#4 Sakai Hideo 6
#5 Haga Kazumi 6
#6 Iwasaki Tsuyoshi 5
#7 Kanno Takashi 4
#8 Eguchi Kimihiro 3
#9 Matsumoto Kozo 2
#10 Iwasaki Setsuo 2

Latest patents

Publication Filing date Title
JP2015225288A Autofocus device and autofocus method
JP2015225015A Defect determination device and defect determination method
JP2015224912A Defect measurement device and defect measurement method
JP2015200610A Defect measurement device and defect measurement method
JP2013158884A Substrate polishing device
JP2013061226A Surface inspection device and surface inspection method
JP2010256090A Illumination device for surface inspection
JP2010060532A Surface inspection device
JP2010067640A Substrate processing apparatus and substrate processing method
JP2010060539A Surface inspection device
JP2010048620A Determination method of edge inspection apparatus and calibration method of same
JP2010019567A Angle calculation method and angle calculation system
JP2009222516A Edge inspection apparatus and edge inspection method
JP2009121911A Light irradiation device and disk object circumference inspection device
WO2009016732A1 Substrate inspection apparatus and substrate inspection method
KR20080028998A Apparatus for inspecting flaw at end section
TW200706854A Edge defect inspection apparatus
TW200706828A Edge defect inspection apparatus
WO2007017941A1 Device for inspecting flaw at end section
WO2007017940A1 Apparatus foe inspecting flaw at end section