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ISHIZAWA TOUSHICHI

Overview
  • Total Patents
    19
About

ISHIZAWA TOUSHICHI has a total of 19 patent applications. Its first patent ever was published in 1971. It filed its patents most often in Japan, France and Canada. Its main competitors in its focus markets materials and metallurgy and machine tools are IDEAM S A, ZHONGSHAN JUCHANG AUTOMATION EQUIPMENT TECHNOLOGY CO LTD and KINZOKU GIKEN KK.

Patent filings in countries

World map showing ISHIZAWA TOUSHICHIs patent filings in countries
# Country Total Patents
#1 Japan 12
#2 France 3
#3 Canada 2
#4 Italy 1
#5 United States 1

Patent filings per year

Chart showing ISHIZAWA TOUSHICHIs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Ishizawa Toushichi 15
#2 Ishizawa Seiya 4
#3 Ishizawa Tomoaki 2
#4 Yoshioka Kouji 1
#5 Suzuki Nobuo 1

Latest patents

Publication Filing date Title
JPS5731514A Desk type chipper
JPS52136491A Device for grinding bottom of tooth of band saw
JPS52101797A Method of finishing bottom of tooth of saw
JPS5229415A Method of heat treatment for saw teeth
FR2321971A1 Machine for grinding teeth of saw blades - has compressed air driven fine grain grinding roller with horizontal axis
FR2322203A1 Hardening of saw teeth - by selective heat treatment with control of base temp.
JPS5216415A Method of hardening saw teeth
JPS5214292A Saw blade grinding
JPS51138507A Method of hardenint saw teeth
JPS52115711A Method of hardening saw teeth
JPS51130614A A method of hardening saw teeth of band saws
JPS51130610A An electrode for heat treatment of saw teeth
JPS51130611A A heat treatment device for tooth tips of band saws
JPS51130613A A method of hardening saw teeth
CA993768A Heat-treatment of saw
FR2229772A1 Saw blade heat treatment process - by heating tooth protruding above quenching fluid level
US3923561A Method of heat treating saw
CA953630A Method of fabricating wooden veneer plate