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SAKAMOTO YOSHIJI

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    208,875
About

SAKAMOTO YOSHIJI has a total of 26 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, biotechnology and chemical engineering are TOKYO METROPOLITAN GOV, KANSAI KAKO KK and UERUSHII KK.

Patent filings in countries

World map showing SAKAMOTO YOSHIJIs patent filings in countries
# Country Total Patents
#1 Japan 26

Patent filings per year

Chart showing SAKAMOTO YOSHIJIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sakamoto Yoshiji 25
#2 Watanabe Katsumi 2
#3 Fukai Kunihiro 2
#4 Haga Shiro 2
#5 Kobayashi Kazumi 2
#6 Nakajima Shogo 1
#7 Yamaura Takeshi 1

Latest patents

Publication Filing date Title
JP2016101577A Trough for settling pond in waste water treatment equipment
JP2014184428A Sludge clarifier
JP2014153350A Method for estimating service life of existing air blower
JP2013100713A Vacuum type movable toilet
JP2013087618A Temporary toilet utilizing rainwater storage tank or stormwater reservoir
JP2008210390A Method of estimating remaining life of existing equipment
JP2008192591A Appliance allowing time-limited lighting
JP2007026432A Method for controlling moving route of purification system using gps
JP2006052620A Minute substance removal device of intake facility
JP2005076442A Suspended matter removing device equipped with suspended matter storage fence
JP2005076626A Conduit type generator
JP2004082116A Variable inclination plate sedimentation device in waste water treatment apparatus
JP2005015321A Cement hydration accelerator
JP2004099426A Method for producing organic fertilizer utilizing organic waste
JP2003334586A Sewage cleaning apparatus
JP2004244295A Method of operating organic material composting apparatus
JP2003235547A Pseudomonas sp. fk916 strain producing organic substance- decomposing enzyme and method for treating organic waste by using the same
JP2003236589A Cleaning equipment utilizing portion of water area in cleaning equipment for water area to be installed within water area
JP2002273479A Cleaning equipment utilizing portion of water area (1) in cleaning equipment for water area (1) to be installed within water area (1)
JP2002136808A Ascending flow type inclined plate device in waste liquid treating apparatus