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WELCO CO LTD

Overview
  • Total Patents
    54
  • GoodIP Patent Rank
    58,609
  • Filing trend
    ⇩ 90.0%
About

WELCO CO LTD has a total of 54 patent applications. It decreased the IP activity by 90.0%. Its first patent ever was published in 2003. It filed its patents most often in Japan, United States and China. Its main competitors in its focus markets engines, pumps and turbines, electrical machinery and energy and mechanical elements are MOKESCH LUDWIG, QUINCY COMPRESSOR LLC and NANTONG GUANGXING PNEUMATIC EQUIPMENT CO LTD.

Patent filings per year

Chart showing WELCO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ono Kenichi 21
#2 Fujiwara Teruhisa 15
#3 Minatodani Yoji 13
#4 Fujiwara Teppei 11
#5 Imai Kosuke 8
#6 Akiyama Sousuke 7
#7 Akiyama Sosuke 7
#8 Kimura Mitsuharu 4
#9 Kon Yukio 4
#10 Minatoya Yoji 3

Latest patents

Publication Filing date Title
JP2020130114A Attraction trap
JP2019090436A Flexible pipe holder
JP2019019545A Dirt removing device of drain part
TW202043618A Tube pump, rotation restricting member, shaft and shaft coupling structure
JP2017220888A Method and device to transmit and display dirt removal performance
JP2017205448A Application device of cleaning liquid agent for clothes
JP2017160136A Mildew-proofing liquid agent and manufacturing method thereof
JP2017088227A Coating device for clothing cleaning agent
JP2017089317A Device for removing dirt at drain part
JP2017052526A Application device of clothing cleaning agent
JP2016214696A Component generator
JP2016159074A Device for applying detergent for partial dirt, and washing machine
JP2016150023A Apparatus for component generation
JP2016119878A Component generator
JP2015213484A Attracting/trapping device
JP2015110439A Liquid storage bag
JP2014169694A Pump
TW201514380A Pump
CN105829717A Pump
JP2015036750A Efficacy transmission method