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NIPPON BALL VALVE

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    215,801
About

NIPPON BALL VALVE has a total of 32 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Japan, China and United Kingdom. Its main competitors in its focus markets mechanical elements, packaging and shipping and machines are BULK UNIT LOAD SYSTEMS LTD, KAMYR VALVES and ROBOVALVE AB.

Patent filings per year

Chart showing NIPPON BALL VALVEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Takeuchi Yasushi 14
#2 Ikematsu Morio 9
#3 Tanaka Masahiro 8
#4 Ishigami Nobuo 6
#5 Wada Tohru 4
#6 Hiranuma Hiromichi 4
#7 Hisaku Yuji 3
#8 Furusawa Katsuhiko 3
#9 Maruyama Kenichi 3
#10 Kai Keiichi 3

Latest patents

Publication Filing date Title
JP2020026835A Branch ball valve
JP2017075634A Constant feeding ball valve
JP2012017826A Ball valve
TW201006754A Quantitative supply device
JP2010023977A Constant quantity feeder
JP2010023978A Constant quantity feeder
JP2009103242A Ball valve
JP2004307189A Constant-quantity feeder
JP2003336752A Valve element for ball valve
JPH1038097A Valve
JPH09217849A Quantitative feed pole valve
JPH09189365A Ultrasonic drive valve device
JPH09178004A Top entry type ball valve
JPH0783337A Ball valve
JPH0771626A Ball for ball valve
JPH0732165A Method for depositing hardening material on base metal
JPH0221077A Four-way ball valve
JPS63111380A Ball valve
JPS63111379A Ball valve
CN1007750B Ball valve mounted through top