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WATANABE M & CO LTD

Overview
  • Total Patents
    214
  • GoodIP Patent Rank
    237,973
About

WATANABE M & CO LTD has a total of 214 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets semiconductors, surface technology and coating and packaging and shipping are YAS CO LTD, SUNIC SYSTEM LTD and EUGENUS INC.

Patent filings per year

Chart showing WATANABE M & CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kusuhara Masaki 123
#2 Umeda Masaru 115
#3 Toda Masayuki 70
#4 Tsuda Masayuki 50
#5 Fukagawa Mitsuru 42
#6 Sugino Takashi 32
#7 Yamoto Hisayoshi 19
#8 Tsujimura Masayuki 18
#9 Tanikai Michio 17
#10 Uehara Akira 14

Latest patents

Publication Filing date Title
JP2013258415A Vaporizer, and film deposition apparatus with vaporizer
WO2013183660A1 Film-forming apparatus
TW201311927A Cvd device, and cvd film production method
JP2012169671A Vaporizer
WO2012118019A1 Vaporizer, center rod used therein, and method for vaporizing material carried by carrier gas
JP2012094907A Vaporizer
JP2012094900A Bcn based insulating film, method of producing the same and semiconductor device
WO2012086728A1 Vaporizer
JP2013110306A Deposition device and installation method of vaporizer
JP2012017211A Floating carrying device and floating carrying method
JP2010173857A Floating conveying device
EP2388809A1 Wafer separating apparatus, wafer separating/transferring apparatus, wafer separating method, wafer separating/transferring method and solar cell wafer separating/transferring method
JP2010067995A Vaporization method
JP2008300871A Vaporizer, thin-film forming apparatus, and mocvd apparatus
JP2008205506A Vaporizer, and various apparatus and vaporizing method using the same
JP2008195541A Floatation transport device and floatation transport system
JP2008219026A Method for vaporizing material solution
JP2008179484A Electrostatic charge neutralization device for floating carrying device and floating carrying system
JP2009081179A Insulating film of bcn system, its manufacturing method, semiconductor device and its manufacturing method
JP2008001994A Evaporator and evaporation method