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CHIKOJI GAKUEN

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    140,977
  • Filing trend
    ⇩ 85.0%
About

CHIKOJI GAKUEN has a total of 23 patent applications. It decreased the IP activity by 85.0%. Its first patent ever was published in 2002. It filed its patents most often in Japan. Its main competitors in its focus markets telecommunications, measurement and environmental technology are PODGER JAMES STANLEY, PATERAS PESCARA RAOUL and HATELY MAURICE C.

Patent filings in countries

World map showing CHIKOJI GAKUENs patent filings in countries
# Country Total Patents
#1 Japan 23

Patent filings per year

Chart showing CHIKOJI GAKUENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Haishi Misao 15
#2 Yonei Yoshiyuki 15
#3 Sobu Masahiro 15
#4 Matsui Akinori 15
#5 Nakao Nobutaka 7
#6 Sakai Katsuhiro 3
#7 Machida Kazumi 2
#8 Oishi Harumi 1
#9 Negishi Riichiro 1
#10 Kikuchi Kyohei 1

Latest patents

Publication Filing date Title
JP2020129457A Electrode material including carbon as base substance, and redox flow battery arranged by use thereof
JP2019125874A Both polarized wave transmission/reception antenna
JP2018170560A Antenna for transmitting/receiving both polarized wave, antenna unit, and clock
JP2018170561A Circularly polarized antenna
JP2018166294A Antenna for transmitting and receiving both polarization waves
JP2018166295A Circular polarization antenna
JP2018166296A Round polarization antenna, antenna unit and clock
JP2018166297A Antenna for both-polarized wave transmission and reception, antenna unit and clock
JP2018141928A Light control element, and light control glass using the same
JP2016072960A Small-sized slot type antenna
JP2016063512A Small-sized slot type antenna
JP2015179938A Small-sized antenna
JP2014183355A Small-sized antenna
JP2013046402A Planar inverted f antenna
JP2013046401A Planar inverted f antenna
JP2012075090A Small electronic device
JP2012075091A Small electronic device
JP2007089365A Wind turbine generator
JP2005265604A Method and device for reducing cross section of x-ray beam, and device and method for generating x rays
JP2004173404A Rotation suppressing means for medium- and small-sized wind turbine generator