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RIKUJO YOSHOKU KOGAKU KENKYUSH

Overview
  • Total Patents
    32
About

RIKUJO YOSHOKU KOGAKU KENKYUSH has a total of 32 patent applications. Its first patent ever was published in 2001. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are ZHANG GUANGZHI, HARBIN HONGRUIXIANG SCIENCE & TECH DEV CO LTD and MATSUSHITA SEIKO ENG KK.

Patent filings in countries

World map showing RIKUJO YOSHOKU KOGAKU KENKYUSHs patent filings in countries
# Country Total Patents
#1 Japan 32

Patent filings per year

Chart showing RIKUJO YOSHOKU KOGAKU KENKYUSHs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Matsugi Shin 16
#2 Karizume Yoshifumi 15
#3 Hirota Shinya 14
#4 Tsuji Atsushi 12
#5 Kitamura Hitoshi 8
#6 Koizumi Hideo 6
#7 Kobayashi Chikasuke 2
#8 Katani Tatsuya 2

Latest patents

Publication Filing date Title
JP2006211914A Sulfur oxidation type denitrification apparatus
JP2006129862A Rearing apparatus for fish and shellfish and method for removing foreign material
JP2006204235A Closed circulation type culture system and ph adjuster
JP2006197816A Closed circulating-type fish farming system
JP2006166850A Closed circulatory culture system and ph controlling device
JP2006166849A Closed circulatory culture system and ph controlling device
JP2005176833A Circulation filtration-type raising apparatus
JP2005295939A Circulatory filtration-type culture system
JP2005245329A Closed circulating culture system
JP2005245327A Closed circulating culture system
JP2005245326A Closed circulating culture system
JP2005245328A Closed circulating culture system
JP2005095137A Rearing apparatus for fish and shellfish
JP2005013864A Water filter apparatus of closed type water circulating system
JP2005013865A Water purifying apparatus of closed type water circulating system
JP2004254576A Culture apparatus for fish and shellfish
JP2004254574A Culture equipment for fishes and shellfishes
JP2004254575A Culture equipment for fishes and shellfishes
JP2004254577A Culture method for fish and shellfish
JP2004222544A Fish farming system for fish and shellfish