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KITAMURA VALVE MFG CO LTD

Overview
  • Total Patents
    98
About

KITAMURA VALVE MFG CO LTD has a total of 98 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Japan, China and France. Its main competitors in its focus markets mechanical elements and machines are SISTAG AG ABSPERRTECHNIK, POSI SEAL INTERNATIONAL and Pentair Valves & Controls US LP.

Patent filings per year

Chart showing KITAMURA VALVE MFG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Baba Akihisa 10
#2 Kunieda Wataru 9
#3 Kawamura Masao 7
#4 Suyama Ryoji 6
#5 Kushida Kazuhiko 6
#6 Yuki Takashi 5
#7 Takemoto Wakichi 5
#8 Kitamura M 4
#9 Kawamura M 4
#10 Aoto Masami 3

Latest patents

Publication Filing date Title
JP2008169954A Ball valve
JP2007211952A Emergency cutoff valve
JP2007162890A Valve actuator
JP2005163962A Emergency cutoff valve
JP2004316760A Fluid pressure cylinder device
JP2002295696A Trunnion-type ball valve
JP2001336645A Ball valve
JP2000199504A Oil leakage detecting device in hydraulic piping system
JPH11210900A Sealing structure in ball valve
JPH08261354A Opening closing indicating device for gate valve
JPH08226574A Air filter installation device for valve actuator
JPH08200523A Method and device for reducing wear of valve seat in pipe line
JPH07269730A Emergency shutdown device
CN1097051A Ball valve
JPH07243405A Pneumatic rectilinear motion converter
CN1100502A Straight motion conversion apparatus
JPH07190212A Trunnion type rotary valve suitable for powder/grain control
JPH07180777A Top entry type ball valve
JPH07139658A Connection device for actuator to valve shaft
CN1102464A Stem-jumping-out preventing structure in a valve device