Learn more

DAI ICHI SEIKO CO LTD

Overview
  • Total Patents
    1,082
  • GoodIP Patent Rank
    3,133
  • Filing trend
    ⇩ 38.0%
About

DAI ICHI SEIKO CO LTD has a total of 1,082 patent applications. It decreased the IP activity by 38.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, China and United States. Its main competitors in its focus markets electrical machinery and energy, machines and audio-visual technology are DAIICHI SEIKO CO LTD, DAI-ICHI SEIKO CO LTD and RAYDIALL.

Patent filings per year

Chart showing DAI ICHI SEIKO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Endo Takayoshi 165
#2 Ogata Kenji 101
#3 Yagi Sakai 90
#4 Hirakawa Takeshi 62
#5 Ozeki Kosuke 47
#6 Takeda Takuya 41
#7 Hashimoto Yoichi 33
#8 Nishiguchi Masashi 28
#9 Kurogi Shogo 27
#10 Kurachi Takaki 27

Latest patents

Publication Filing date Title
WO2020204190A1 Connector and method for manufacturing same
TW202034596A Connector
WO2020129982A1 Resin sealing method, resin sealing die, and resin sealing device
WO2020149075A1 Detection system
WO2020129728A1 Resin molding mold and resin molding method
WO2020085398A1 Coaxial connector device
TWI712223B Circuit board connecting device
WO2020066295A1 Substance detection element
TW202044691A Electrical connector device
US2019190169A1 Electrical coaxial connector
WO2019065182A1 Ultrasonic sensor
CN108365360A The locking member of electric connector and electric connector
EP3564638A1 Torque sensor
WO2018088291A1 Movable reflective element
CN109659743A Coaxial connector
TW201916507A Coaxial connector capable of reducing the height of the coaxial connector while ensuring sufficient pulling-out force
CN109208528A Improve the snow removing equipment for melting efficiency
US2019327543A1 Bone conduction device
US2019124451A1 Speaker system
US2018160209A1 Earphone