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RYOEI ENGINEERING KK

Overview
  • Total Patents
    75
About

RYOEI ENGINEERING KK has a total of 75 patent applications. Its first patent ever was published in 1998. It filed its patents most often in Japan. Its main competitors in its focus markets measurement are RYODEN SHONAN ELECTRONICS KK, SHANGHAI SOLON INFORMATION TECH CO LTD and PHOTONIC RESEARCH SYSTEMS LIMI.

Patent filings in countries

World map showing RYOEI ENGINEERING KKs patent filings in countries
# Country Total Patents
#1 Japan 75

Patent filings per year

Chart showing RYOEI ENGINEERING KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Measurement

Focus technologies

# Technology
#1 Analysing materials

Top inventors

# Name Total Patents
#1 Niwa Hideo 28
#2 Kishi Yuzo 21
#3 Sugiyama Masaaki 11
#4 Sato Miyuki 9
#5 Hirano Takuya 7
#6 Ito Toyokazu 5
#7 Hayashi Yoshiteru 5
#8 Suzuki Osamu 4
#9 Uchida Hajime 4
#10 Fuse Katsuro 3

Latest patents

Publication Filing date Title
JP2012096278A Device and method for inspecting molding defective hole
JP2012071317A Device and method for supplying molten metal
JP2012047534A Flow channel hole inspection method and device thereof
JP2011104710A General-purpose vice unit
JP2011079107A Actuator driving spanner
JP2011078990A Coupling device
JP2011047653A Testing device fo repulsive type hardness meter
JP2011043194A Magnetic coupling device
JP2010276391A Flow channel blockage degree inspection apparatus
JP2010254438A Method and device of separating sheet-like magnetic material
JP2010216951A Position detection device
JP2010162616A Workpiece setting device
JP2010160007A Method and apparatus for testing folding-resistant strength of casting sand
JP2009198345A Method and apparatus for measuring in-bore shape
JP2009103591A Method of detecting defects in magnetic metal cylindrical body, and device thereof
JP2009068933A Verification device of scleroscope
JP2009052891A Inspection device for casting crude material with hole
JP2008170198A Method and device for inspecting fragment of contour part
JP2008026207A Method of inspecting inner face of hollow part, and device therefor
JP2008029086A Varnish impregnation method and device therewith