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OKAMURA KENKYUSHO KK

Overview
  • Total Patents
    75
About

OKAMURA KENKYUSHO KK has a total of 75 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, electrical machinery and energy and transport are SHIWU LUO, G OBRAZOVATEL NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL NOGO OBRAZOVANIJA SAMARSKIJ GTU and OOO IR NII LESNOJ PROMY.

Patent filings in countries

World map showing OKAMURA KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 75

Patent filings per year

Chart showing OKAMURA KENKYUSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Okamura Michio 75
#2 Yamagishi Masaaki 20
#3 Mogami Akinori 15
#4 Morimoto Takeshi 13
#5 Hiratsuka Kazuya 13
#6 Shimizu Masahiko 5
#7 Shinozuka Masahiko 4
#8 Oshima Masaaki 3
#9 Shimizu Masaaki 3
#10 Miyasaka Koji 2

Latest patents

Publication Filing date Title
JP2002142372A Capacitor power storage system
JP2002125303A Power supply for vehicle
JP2002017051A Charging control method for capacitor device
JP2002017001A Charging and controlling method by electricity storing device in hybrid electric vehicle
JP2001218382A Capacitor module having equalizing function
JP2001211549A Control system for instantaneous incoming power
JP2001197686A Capacitor uninterruptible power supply apparatus
JP2001186691A Power supply adjusting device using capacitor recharging device
JP2001037090A Remaining amount display device for capacitor charging system
JP2001037077A Capacitor power source
JP2000324710A Series/parallel switching type capacitor apparatus
JP2000253572A Switching connection control capacitor power supply
JP2000228335A Electrical double-layer capacitor
JP2000217250A Device for storing electricity in capacitor and parallel monitor having initializing function and method for controlling initialization
JP2000217251A Device for charging capacitor and device for storing electricity in capacitor having relaxed charging function
JP2000209775A Serial connected step number switching type capacitor power unit
JP2000157643A Chargeable physical training device
JP2000150318A Electric double layer capacitor
JP2000152495A Series switching system of capacitor power unit
JP2000152508A Storage with capacitor initializing function