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SAKURAI KENJI

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    239,162
About

SAKURAI KENJI has a total of 22 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States and Japan. Its main competitors in its focus markets environmental technology, engines, pumps and turbines and chemical engineering are YOSHIOKA MAMORU, LEE JIN HA and CLEAIRE ADVANCED EMISSION CONT.

Patent filings in countries

World map showing SAKURAI KENJIs patent filings in countries
# Country Total Patents
#1 United States 15
#2 Japan 7

Patent filings per year

Chart showing SAKURAI KENJIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sakurai Kenji 22
#2 Kidokoro Toru 6
#3 Nakayama Shigeki 3
#4 Irisawa Yasuyuki 2
#5 Miyoshi Yuji 2
#6 Yoshida Kohei 2
#7 Bisaiji Yuki 2
#8 Katumata Youichi 1
#9 Nakamura Kohki 1
#10 Obuchi Tuyoshi 1

Latest patents

Publication Filing date Title
US2014356237A1 Exhaust gas purification apparatus for internal combustion engine
US2014023561A1 Exhaust cleaner for internal combustion engine
US2011138783A1 Exhaust purifying system for internal combustion engine
JP2009261342A Coating composition for outer surface of soil and supporting member for supporting soil
JPH08112672A Boring machine of duct main tube for air conditioner
JPH07265973A Joint rotatable in joining part and its formation
JPH07133953A T-shaped pipe joint for air-conditioning duct
JPH0755243A Duct coupler for air conditioner with multi-function
JPS5465924A Ceiling device for truck rear body
JPS5464323A Sliding door device for rear body of truck