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SHIROUMA SCIENCE CO LTD

Overview
  • Total Patents
    128
  • GoodIP Patent Rank
    123,504
  • Filing trend
    0.0%
About

SHIROUMA SCIENCE CO LTD has a total of 128 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2000. It filed its patents most often in Japan, Taiwan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, transport and electrical machinery and energy are HIGHPOWER TECH HUIZHOU CO LTD, WU DONALD P H and STOCCHIERO OLIMPIO.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Tawara Yoshimasa 40
#2 Uejima Kazuo 15
#3 Takashima Hiroaki 11
#4 Yamaguchi Shuichiro 7
#5 Hirota Hidetoshi 7
#6 Oyama Noboru 7
#7 Yamaguchi Hideichiro 6
#8 Ikeda Kazuhiro 6
#9 Takamoto Kentaro 6
#10 Shimomura Takeshi 6

Latest patents

Publication Filing date Title
JP2021006465A Container opening/closing mechanism
JP2020200079A Hinge cap
JP2020186024A Cap, manufacturing method of inside plug, and manufacturing method of cap
JP2020121772A Spout cap, spout and container with spout
JP2019085175A Cap and packaged food
JP2020011747A Sheet take-out port for container
JP2019085145A Hinge cap
JP2018127234A Valve and valve set using the same
JP2017210282A Inner plug of container and container
JP2017171328A Hinge cap
JP2015199541A Discharge pump support device, and discharge pump and discharge vessel using same
JP2015199542A Discharge pump support device, and discharge pump and discharge vessel using same
JP2016060502A Hinge cap and production method thereof
JP2015157640A container with cap
JP2015117049A Container
JP2015013687A Pressure resistant cock
JP2015003750A Foldable container
JP2014221643A Cap
JP2014114058A Nozzle and cap for liquid container
JP2014104987A Inside plug for container for refilling