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TOKYO SEIMITSU SOKUKI KK

Overview
  • Total Patents
    58
About

TOKYO SEIMITSU SOKUKI KK has a total of 58 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Japan, Germany and United States. Its main competitors in its focus markets machine tools, mechanical elements and electrical machinery and energy are FORAC LTD, SHEN JIUZHU and CHENGDU OUXUN MARINE ENGINEERING EQUIPMENT CO LTD.

Patent filings in countries

World map showing TOKYO SEIMITSU SOKUKI KKs patent filings in countries
# Country Total Patents
#1 Japan 56
#2 Germany 1
#3 United States 1

Patent filings per year

Chart showing TOKYO SEIMITSU SOKUKI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sasaki Katsumi 14
#2 Hasegawa Yasuhiro 12
#3 Hara Toshifumi 8
#4 Nakada Takashi 7
#5 Yamada Isao 5
#6 Sakai Tsutomu 5
#7 Takeda Tamotsu 3
#8 Higaki Shigehiko 3
#9 Takou Toshiharu 2
#10 Fukuda Yasumasa 2

Latest patents

Publication Filing date Title
JP2003172674A Switch-durability testing apparatus
JP2002286608A Friction and wear testing machine for artificial joint
JP2001227509A Frictionless air cylinder
JP2000225942A Vehicle body support device
JP2001132706A Hydraulic servo valve
JPH11119838A Noise elimination device for pwm-controlled fluid pressure driver
JPH10331805A Actuator for making axial driving and rotational driving
JPH10331975A Cylinder device
JPH10246201A Pressure supply system
JPH10213239A Follow-up type pressurized fluid guide valve
JPH10129478A Pneumatic servo cylinder for pendulum vehicle
JPH09133106A Electromagnetic proportional servo valve
JPH09133107A Electromagnetic proportional servo valve
JPH0942203A Nozzle flapper type electromagnetic proportional servo valve
JPH07131201A Vacuum pipe
JPH06323302A Positioning load control device
JPH0681813A Super-precision displacement actuator
JPH05172916A Magnetic field measuring instrument
JPH03211442A Soil testing device
JPH03152421A Measuring apparatus for flow rate