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MATSUNAGA MFG

Overview
  • Total Patents
    140
  • GoodIP Patent Rank
    200,020
  • Filing trend
    ⇩ 100.0%
About

MATSUNAGA MFG has a total of 140 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. Its main competitors in its focus markets medical technology, environmental technology and mechanical elements are BARTHELT HANS-PETER, UTOPIX MEDICAL LLC and JOERNS HEALTHCARE LLC.

Patent filings in countries

World map showing MATSUNAGA MFGs patent filings in countries
# Country Total Patents
#1 Japan 140

Patent filings per year

Chart showing MATSUNAGA MFGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Matsunaga Noriyuki 92
#2 Matsunaga Shigeyuki 47
#3 Mutsuro Takashi 19
#4 Miyagawa Kengo 16
#5 Takeuchi Tatsuya 13
#6 Ozawa Koichi 12
#7 Sato Masanori 11
#8 Hibino Tamitomo 8
#9 Omura Nao 8
#10 Katashima Hirokazu 8

Latest patents

Publication Filing date Title
JP2019058272A Headrest device, joint device, and wheelchair
JP2018130385A Frame structure, wheelchair, baby carriage and chair
JP2016036422A wheelchair
JP2016036423A wheelchair
JP2014176551A Hand rim and wheel chair
JP2014176552A Wheelchair frame, wheelchair and method of manufacturing wheelchair
JP2014176548A Side guard fitting structure for wheel chair, and wheel chair
JP2014176549A Lock device, foot rest support structure and wheel chair
JP2014176550A Brake mechanism and wheel chair equipped with brake mechanism
JP2013252229A Parking brake mechanism for wheelchair and wheelchair
JP2013226191A Parking brake structure for wheelchair, and wheelchair
JP2013226192A Brake handle for wheelchair and wheelchair for care
JP2013078418A Cylinder holder for wheelchair
JP2012170772A Assist stretcher
JP2012161457A Lift-up wheelchair having detachable main wheel
JP2012161456A Wheelchair having detachable main wheel connected by axle
JP2012161455A Narrow wheelchair
JP2012135420A Back-folding type reclining wheelchair
JP2012070958A Non-magnetic/non-magnetization wheel
JP2012070959A Non-magnetic/non-magnetization wheelchair