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OYO SEIKAGAKU KENKYUSHO

Overview
  • Total Patents
    19
About

OYO SEIKAGAKU KENKYUSHO has a total of 19 patent applications. Its first patent ever was published in 1989. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, pharmaceuticals and organic fine chemistry are WAKINAGA YAKUHIN KK, SHAANXI COAL CHEMICAL TECHNOLOGY ENGINEERING CT LTD and HONSHU KAGAKU KOUGIYOU KK.

Patent filings in countries

World map showing OYO SEIKAGAKU KENKYUSHOs patent filings in countries
# Country Total Patents
#1 Japan 19

Patent filings per year

Chart showing OYO SEIKAGAKU KENKYUSHOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yagi Kunio 16
#2 Oishi Shigeko 16
#3 Suzuki Tatsuhiko 12
#4 Yukimura Sadaaki 12
#5 Hayashi Katsuhiro 4
#6 Ishida Naoko 3
#7 Inoue Takashi 2
#8 Shibata Ichiro 2
#9 Kito Mariko 1
#10 Iwami Yoshiko 1

Latest patents

Publication Filing date Title
JP2013248327A Medical laser irradiation device
JP2009040716A Soft capsule film composition
JP2006056789A Capsule film composition
JPH11349526A New compound or its pharmacologically acceptable salt and antioxidant containing the same as active ingredient
JPH11332560A Recombinant adenovirus, cosmid vector containing the recombinant virus genom and animal cell infected with the recombinant virus
JPH11187894A Composition containing highly pure 9-cis-beta-carotene and its production
JPH11130670A Osteoporosis therapeutic agent
JPH09248182A Multilamellar liposome for embedding plasmid therein
JPH09136846A Interferon gene embedding multilamellar liposome and therapy of malignant tumor using the same
JPH08268885A Suppressing agent for increase of peroxylipid
JPH08119959A Xhanthone derivative and inhibitor of monoamine oxidase containing the same as active ingredient
JPH05294991A Production of 2-hydroxyestrogen 3-glycoside
JPH05294987A Production of 2-benzyloxyestrogen compound
JPH05202092A Production of 2-acetyloxy-3-oxy-substitutedestrogen
JPH05170790A Production of catecholestrogen
JPH05170787A Catecholestrogen glycoside and its used
JPH05170786A Catecholestrogen glycoside and its used
JPH05178883A Cyclodextrin clathrate complex of catechol estrogen and its use
JPH03115222A Intravital lipoperoxide increase inhibiting agent