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MARUYAMA MITSURU

Overview
  • Total Patents
    38
About

MARUYAMA MITSURU has a total of 38 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Japan, Germany and France. Its main competitors in its focus markets civil engineering and machines are PROGRESSIVE IP LTD, MECCANICA BREGANZESE S R L and JULES LEGRAND.

Patent filings in countries

World map showing MARUYAMA MITSURUs patent filings in countries
# Country Total Patents
#1 Japan 31
#2 Germany 2
#3 France 2
#4 Republic of Korea 2
#5 United Kingdom 1

Patent filings per year

Chart showing MARUYAMA MITSURUs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Maruyama Mitsuru 37
#2 Osada Yoshimasa 1

Latest patents

Publication Filing date Title
JP2007144330A Crusher
JP2007126894A Crusher
JP2005246124A Sieving machine
JP2005177589A Sieve apparatus
JP2004113969A Crusher
JP2004052227A Bucket with cutter device
JP2004027770A Bucket with auger device for crusher
JP2004011289A Bucket surrounding mechanism of crusher
JP2003213720A Civil engineering construction machine
JP2003193505A Civil engineering machine performing excavation work, grading work on irregular ground, and compaction work in series
JP2002188114A Compaction device for hydraulic excavator attachment
JP2002233823A Rotary sieve with grain size sorter
JP2002079123A Crusher equipment for forming fine particle in crushing machine
JP2002155541A Bucket fastening device for construction machine
KR20020004795A Crushing device in a crusher of an earthmover for crushing chunks of concrete into fine pieces
JP2002067009A Lumber-treating machine
JP2002045792A Compaction apparatus
JP2002042236A Rental boutique method
JP2001293385A Demolishing crushing apparatus
JP2001212472A Bucket type oscillation crushing machine