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KOYO DENKI

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    231,032
  • Filing trend
    ⇩ 100.0%
About

KOYO DENKI has a total of 22 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1978. It filed its patents most often in Japan. Its main competitors in its focus markets machines, electrical machinery and energy and basic communication technologies are FUJI KAGAKU KOGYOSHO KK, SANSHIN KK and ORBITAPLAST VEB.

Patent filings in countries

World map showing KOYO DENKIs patent filings in countries
# Country Total Patents
#1 Japan 22

Patent filings per year

Chart showing KOYO DENKIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hashimoto Hiroshi 7
#2 Suzuki Katsuhiko 4
#3 Takita Mitsuaki 4
#4 Suzuki Masaru 3
#5 Kajiwara Tadataka 2
#6 Oshiro Moriyasu 2
#7 Hotta Masafumi 2
#8 Nakano Shiyuniki 1
#9 Asai Seiji 1
#10 Murai Shigeru 1

Latest patents

Publication Filing date Title
JP2019026063A Lifting assist tool for dolly with stair lifting function
JP2012007365A Park lock device
JP2010193583A Ac branching rack
JP2007211452A Door opening/closing device
JP2006046056A Automatic opening/closing device for window
JP2006045806A Tire stopper for vehicle
JP2005248647A Parking lock device
JP2004052418A Park lock device
JP2003180850A Apparatus for descending
JP2000070392A Fire door system
JPH11167935A Storage battery disconnection monitoring device
JPH095362A Waveform detector and detection method
JPH0780944A Bonding of plastic member and metal member
JPH06308178A Method for specifying generating source of higher harmonic
JPH06233476A House power source switching method in distributing substation and house power device
JPH0664043A Method for bonding plastic member
JPS59222910A Automatic control apparatus for transformer cooling
JPS5824234A Electronic switch
JPS57202714A Automatic operating device for transformer cooling device
JPS5541150A Start signal detecting circuit