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ISHIKAWA SOJI

Overview
  • Total Patents
    28
About

ISHIKAWA SOJI has a total of 28 patent applications. Its first patent ever was published in 1975. It filed its patents most often in United States, Netherlands and Germany. Its main competitors in its focus markets medical technology, chemical engineering and machines are AKSYS LTD, KERN JOACHIM and KOPPERSCHMIDT PASCAL.

Patent filings in countries

World map showing ISHIKAWA SOJIs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Netherlands 5
#3 Germany 4
#4 Canada 3
#5 France 2
#6 Mexico 2
#7 Italy 1
#8 Japan 1
#9 Sweden 1

Patent filings per year

Chart showing ISHIKAWA SOJIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ishikawa Soji 19
#2 Suzuki Hitoshi 1
#3 Takahashi Nobumasa 1

Latest patents

Publication Filing date Title
JPS61272059A Apparatus for measuring water removing amount of dialyser
US4435176A Needle assembly
US4430213A Ultrafiltration unit
US4349022A Medical needle assembly
US4306973A Medical liquid dispenser with filter means
NL7903890A Device for assembling a tube-shaped injector needle holder, a filter element and a filter holding member.
US4099286A Cleaners for chalk erasers
US4050150A Medical needle holder assembly and method of and apparatus for manufacturing medical needle holding assembly
US4043335A Needle holder device of medical administrating injector
US4061143A Medical administering needle assembly with filter means
DE2624328A1 Syringe body fitted with filters - for removing impurities in therapeutical solns being injected
IT1041475B Filtering needle hub for hypodermic syringe - with compacted filter wad formed from continuous length of filament yarn
US4001929A Method of constructing a medical needle holder assembly
CA1056140A Method of an apparatus for manufacturing a medical needle assembly