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ZAIDAN HOJIN BISEIBUTSU

Overview
  • Total Patents
    369
About

ZAIDAN HOJIN BISEIBUTSU has a total of 369 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States, EPO (European Patent Office) and Canada. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and biotechnology are MICROBIAL CHEM RES FOUND, KANTO ISHI PHARMA CO LTD and HOECHST LAB.

Patent filings per year

Chart showing ZAIDAN HOJIN BISEIBUTSUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Takeuchi Tomio 236
#2 Hamada Masa 84
#3 Kondo Shinichi 75
#4 Umezawa Hamao 74
#5 Umezawa Sumio 61
#6 Naganawa Hiroshi 47
#7 Tsuchiya Tsutomu 45
#8 Maeda Kenji 43
#9 Muraoka Yasuhiko 31
#10 Ishizuka Masaaki 30

Latest patents

Publication Filing date Title
WO2005105826A1 Tyropeptin a analogue
WO2005111055A1 Novel antibiotic kigamicins and use thereof
KR20050103216A Caprazene as a novel compound and derivatives thereof, and caprazol as a novel compound and derivatives thereof
US2005131061A1 Angiogenesis inhibitors
AU2003303775A1 Novel physiologically active substance rs-k3574 and process for producing the same
WO2004057011A1 Antibiotics caprazamycins d, g, d1 and g1 and process for producing the same
CA2430967A1 Remedies for bone marrow suppression and infectious diseases and white blood cell count elevating agents
US6939892B2 Compositions for treating or preventing malaria and method of treating malaria
WO0146451A1 Migrastatin, process for producing the same and medicinal compositions
AU6729400A Macrolide antibiotics and treatment of pasteurellosis
CA2388050A1 Antibiotic caprazamycins and process for producing the same
CA2361624A1 5-glycosyloxy-6-hydroxynaphtho[2,3-f]quinoline-7,12-dione having anticancer activities
EP1142900A1 Siastatin b derivatives having glycosidase inhibitory activities and process for producing the same
CA2310400A1 Novel physiologically active substance sulphostin, process for producing the same, and use thereof
US6245734B1 Physiologically active polyoxypeptin and deoxypolyoxypeptin and anticancer drugs containing the same
WO9844916A1 Preventives and remedies for ulcerous colitis and/or crohn's disease
US5798387A Amino acid derivatives
EP0761678A1 Fluorine-containing anthracycline derivatives having hydroxyl group(s) mono- or di-o-aminoalkanoylated in the sugar moiety thereof
US5773607A Processes for preparing 2'-deoxy-2'-fluorocoformycin and stereoisomers thereof
WO9524412A1 Novel anthracycline derivatives containing trifluoromethylated sugar unit