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SANDEI GURAFU CO LTD

Overview
  • Total Patents
    12
About

SANDEI GURAFU CO LTD has a total of 12 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Japan, France and Italy. Its main competitors in its focus markets environmental technology, organic fine chemistry and pharmaceuticals are WATERDIAM FRANCE SAS, SAM HOUSTON STATE UNIVERSITY and LIDIC INC.

Patent filings in countries

World map showing SANDEI GURAFU CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 3
#2 France 2
#3 Italy 2
#4 Sweden 2
#5 Australia 1
#6 Germany 1
#7 Netherlands 1

Patent filings per year

Chart showing SANDEI GURAFU CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fushihara Tomotsuru 3
#2 Fushihara T 2
#3 Fushihara Tomoturu 1

Latest patents

Publication Filing date Title
FR2252296A1 Prodn appts., for alkaline/acid water - by passage of electric current in either direction
FR2235735A1 Water electrolysis system - for producing alkaline and acid solutions e.g. for medinal drinks and toilet water