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MURAKAMI MITSUMASA

Overview
  • Total Patents
    13
About

MURAKAMI MITSUMASA has a total of 13 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are FEDOROV EVGENIJ JAKOVLEVICH, BAZHDAROV and LEI MENG.

Patent filings in countries

World map showing MURAKAMI MITSUMASAs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing MURAKAMI MITSUMASAs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Murakami Mitsumasa 12
#2 Kiuchi Takeshi 3
#3 Nishimoto Kiyoshi 3
#4 Morinaga Takeshi 3
#5 Sato Shinichi 2
#6 Takahama Mie 1
#7 Masaki Hiroo 1
#8 Hamaya Yoshinori 1
#9 Tachikawa Kyoichi 1
#10 Kiyama Tetsuji 1

Latest patents

Publication Filing date Title
JP2008261200A Unit-type metal basement
JP2008150930A Multistory housing building with basement floor
JP2007177603A Execution method of metallic basement
JP2006136753A High pressure type fine sand filter and filtering method using it
JP2002356930A Basement-attached steel frame unit residential building
JP2001259617A Regeneration method of water purifier and water purifier with regeneration function
JPH11333211A Alga-removing apparatus
JP2000246273A Structure for holding zooplankton and water purifying method using the same
JPH1119676A Biological nitrogen treatment and treating device
JPH09168792A Fine bubble forming apparatus
JPH08112599A Method for continuously removing algae
JPH07241583A Flow down type biological filter bed method
JPH07236880A Algae removing method and apparatus therefor