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KAKEN KAGAKU KK

Overview
  • Total Patents
    178
About

KAKEN KAGAKU KK has a total of 178 patent applications. Its first patent ever was published in 1962. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and machines are GRAHN EVA E, BIOREX LABORATORIES LTD and KALYRA PHARMACEUTICALS INC.

Patent filings in countries

World map showing KAKEN KAGAKU KKs patent filings in countries
# Country Total Patents
#1 Japan 112
#2 United States 15
#3 Canada 10
#4 United Kingdom 10
#5 Germany 9
#6 Switzerland 8
#7 France 7
#8 Brazil 4
#9 Austria 1
#10 Denmark 1
#11 Sweden 1

Patent filings per year

Chart showing KAKEN KAGAKU KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sasaki Kazuya 17
#2 Kiyono Akio 16
#3 Inoue Yukio 16
#4 Yamamoto Toshiyuki 11
#5 Sakai Sumio 10
#6 Hamazaki Yasuhiko 10
#7 Kawabata Shiyouzou 9
#8 Akutsu Hajime 9
#9 Momoki Yoshio 9
#10 Miyazaki Yukio 8

Latest patents

Publication Filing date Title
JPS58159463A Novel d-glutamic acid derivative, its preparation and immunosuppressive agent containing said derivative as active component
JPS58162290A Novel microorganism, its separation, and preparation of pyrrolenitrin using and microorganism
JPS58157784A Preparation of optically active (s)-(+)-2-acetyl-7-(2,3-epoxypropoxy)benzofuran
JPS58152828A Novel clathrate
JPS58152877A 2-acetyl-7-hydroxybenzofuran and its preparation
JPS58134065A Peptide and hormone preparation containing the same as an active ingredient
JPS58126792A Preparation of optically active substance by microorganism
JPS58126846A Propionic acid aminoalkyl ester derivative, its preparation and antiphlogistic and analgesic agent containing said derivative as active component
JPS58126810A Ophthalmic anti-inflammatory solution and preparation thereof
JPS5899494A Novel antibiotic substance mm-240
JPS5838287A Preparation of rifampicin
JPS5835102A Composition for plant growth regulation
JPS5826822A Preventing and pemedy for liver and kidney diseases
JPS57209213A Antifungal pharmaceutical preparation for external use
JPS57193484A Preparation of rifampicin
JPS57179189A Production of rifampicin
JPS57175118A Feed efficiency improver and coccidioidis preventive or remedy
JPS57171946A Novel oxyacetic acid derivative, its preparation, and blood lipid level depressing agent containing said derivative as active component
JPS57171947A Novel oxyacetic acid derivative, its preparation, and blood lipid level depressant containing said derivative as active component
JPS57163369A Novel geldanamycin derivative, its preparation, and drug comprising it as active ingredient