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KEEHIN KK

Overview
  • Total Patents
    33
About

KEEHIN KK has a total of 33 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, machines and materials and metallurgy are ZHEJIANG JUNHE RUBBER TECH CO, NINGGUO RIGEMEI RUBBER & PLASTIC PRODUCTS CO LTD and HOSOKAWA SEISAKUSHO.

Patent filings in countries

World map showing KEEHIN KKs patent filings in countries
# Country Total Patents
#1 Japan 33

Patent filings per year

Chart showing KEEHIN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yano Tomoyasu 9
#2 Tsutsui Katsuhiko 6
#3 Yamanaka Susumu 6
#4 Nakamura Masahito 5
#5 Ishii Mikihiro 3
#6 Sakuma Fumihiro 2
#7 Nitta Shigemitsu 2
#8 Asada Masaru 2
#9 Nagashima Katsuo 2
#10 Omachi Shinichi 2

Latest patents

Publication Filing date Title
JPH09280391A Valve seat structure of three-way valve
JPH09283330A Linear solenoid valve
JPH09277008A Method for applying powdery parting agent onto die for casting die casting product and die casting apparatus
JPH09277007A Method for applying powdery parting agent in vacuum die casting apparatus and vacuum die casting apparatus therefor
JPH09273451A Gaseous fuel injection valve
JPH09273458A Solenoid type fuel injection valve
JPH09262731A Supporting method for work on conveying machining device and plate
JPH09264194A Variable venturi type carburetor
JPH09250366A Throttle valve driving device for engine
JPH09250424A Side feed type fuel injection valve
JPH09250425A Side feed type fuel injection valve
JPH09250422A Air-assisting fuel injection solenoid valve
JPH09250423A Fuel injection solenoid valve
JPH09242640A Electromagnetic fuel injection valve
JPH09242641A Solenoidal fuel injection valve
JPH09228919A Air assist solenoid fuel injection valve
JPH09228916A Air assist solenoid fuel injection valve
JPH09232136A Guide collar in electromagnetic device
JPH09228918A Air assist solenoid fuel injection valve
JPH09228917A Air assist solenoid fuel injection valve