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OPPAMA KOGYO KK

Overview
  • Total Patents
    175
  • GoodIP Patent Rank
    182,522
  • Filing trend
    ⇩ 100.0%
About

OPPAMA KOGYO KK has a total of 175 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1979. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets engines, pumps and turbines, environmental technology and electrical machinery and energy are SVENSKA ELECTROMAGNETER, PHELON CO INC and MATIE C MESSLER.

Patent filings in countries

World map showing OPPAMA KOGYO KKs patent filings in countries

Patent filings per year

Chart showing OPPAMA KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Iwata Masao 87
#2 Kitamura Yoshiki 41
#3 Takano Toshiyuki 27
#4 Kawai Norio 23
#5 Enomoto Kiyoshige 22
#6 Kawahara Atsushi 22
#7 Matsuda Fumitake 21
#8 Take Shigeo 20
#9 Watanabe Hiromi 20
#10 Suzuki Shigeyuki 19

Latest patents

Publication Filing date Title
JP2019120125A Detection device
JP2018153139A Bush-cutter system and bush-cutter
JP2018003760A Data acquisition device
JP2018003759A Choke operation assisting apparatus
JP2017160858A Operation mode setting device for internal combustion engine
JP2018108607A Electric portable working machine and battery pack
JP2016020641A Non-contact point ignition control device for internal combustion engine
JP2014173429A Ignition control device of internal combustion engine
JP2012154183A Engine speed detection device having auxiliary power generator
JP2012010631A Bush cutter and power machine
JP2010151124A Work apparatus with internal combustion engine
JP2010107350A Engine operating time display
JP2010107349A Rotation speed display of engine
JP2010007742A Gearbox structure of brush cutter
JP2009115013A Ignition control device of internal combustion engine
WO2008035567A1 Internal combustion engine no-contact ignition control device
JP2008303848A Diagnostic apparatus for engine ignition device
JP2008303847A Diagnostic apparatus for engine ignition device
JP2008197042A Engine tachometer
JP2008197027A Antenna device for engine tachometer