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SATO YAKUGAKU KENKYUSHO KK

Overview
  • Total Patents
    15
About

SATO YAKUGAKU KENKYUSHO KK has a total of 15 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Japan. Its main competitors in its focus markets measurement, organic fine chemistry and pharmaceuticals are SPARK BIOPHARMA INC, NANHAI BEISHA PHARMACEUTICAL CO LTD and CHENGDU HONGDA PHARMACEUTICAL CO LTD.

Patent filings in countries

World map showing SATO YAKUGAKU KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 15

Patent filings per year

Chart showing SATO YAKUGAKU KENKYUSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sato Haruo 10
#2 Kumazuki Takamaru 5
#3 Ando Akira 5
#4 Satou Haruo 5
#5 Ido Kenichi 2
#6 Tsujimoto Rooi 2
#7 Omote Masaaki 2
#8 Matsumoto Takashi 1
#9 Takagi Toshiyuki 1
#10 Fujita Mamoru 1

Latest patents

Publication Filing date Title
JP2003128676A Production method of camptothecin
JP2003128675A Production method of camptothecin
JPH1129573A Stereoisomer of hematoporphyrin substituted with trifluoromethyl group, and salt thereof
JPH09255682A Optically active porphyrin derivative bearing trifluoromethyl substituent and its salt
JPH0892253A Porphyrin derivative bearing trifluoromethyl substituent and salt thereof
JPH02255685A Fluorine-containing hematoporphyrin derivative and salt thereof
JPH01125382A Fluorine-containing protoporphyrin derivative and salt thereof
JPS6235244A New high-performance liquid chromatography
JPS61186385A Deuteroporphyrin derivative and its salt
JPS61145184A Camptothecin-tetraalkylammonium salt and preparation thereof
JPS60156690A Preparation of soluble salt of porphyrin compound
JPS60152487A Deuteroporphyrin derivative and salt thereof
JPS59184181A 3,8-di(1,2-dihydroxyethyl)deuteroporphyrin
JPS59180459A Quantitative analysis of porphyrin in blood
JPS59181279A Preparation of hemin