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DORYOKURO KAKUNENRYO

Overview
  • Total Patents
    1,556
About

DORYOKURO KAKUNENRYO has a total of 1,556 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Japan, United States and France. Its main competitors in its focus markets environmental technology, engines, pumps and turbines and machines are MITSUBISHI NUCLEAR FUEL, HITACHI GE NUCLEAR ENERGY LTD and POWER REACTOR & NUCLEAR FUEL.

Patent filings per year

Chart showing DORYOKURO KAKUNENRYOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ootsuka Katsuyuki 40
#2 Kamei Mitsuru 38
#3 Wada Yukio 35
#4 Igarashi Hiroshi 31
#5 Kobayashi Hiroaki 29
#6 Ohtsuka Katsuyuki 29
#7 Takahashi Yoshiharu 26
#8 Kataoka Hajime 25
#9 Hayashi Kiyozumi 25
#10 Gunji Minoru 24

Latest patents

Publication Filing date Title
GB9924519D0 Disposal method for fuel oil and crude oil spills
JPH1183697A Selective stripping and separating method for neptunium
JPH1186032A Spatial drawing processing method
JPH1164262A Method for measuring concentration of sodium in alcohol
JPH1151747A Measuring and monitoring method for level of liquid substance
JPH1144792A Remotely cover opening/closing type powder pneumatic carrier container
JPH1138182A Reinforcing pad for forced exhaust valve in airline protection wear
JPH1138184A Slide-replacing filter unit
JPH1123759A Fuel rod for nuclear reactor
JPH1126076A Remote attachment and detachment type connector apparatus
JPH10339792A Method for controlling temperature by regulating gas-pressure
JPH10332878A Dry reprocessing method for spent nuclear fuel
JPH10332880A Dry reprocessing method for and device of spent nuclear fuel
JPH10332879A Recovery method for plutonium in waste salt generated in dry reprocessing of spent nuclear fuel
JPH10328316A Cell breaking method and apparatus
JPH10325893A Device for fabricating fuel assembly
JPH10311878A Semiconductor radiation detecting element
JPH10293863A Object searching method and device using the same
JPH10293862A Three-dimensional object data processing method
JPH10293189A Reactor wall cooling protection structure of fast reactor