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TOYO RIKAGAKU KENKYUSHO KK

Overview
  • Total Patents
    11
About

TOYO RIKAGAKU KENKYUSHO KK has a total of 11 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, surface technology and coating and machine tools are INST POLITEHNIC TIMISOARA, TIANJIN KING AUTO CONTROL EQUIPMENT CO LTD and NI ELEKTROTEKHNICHESKIJ I N PR.

Patent filings in countries

World map showing TOYO RIKAGAKU KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 11

Patent filings per year

Chart showing TOYO RIKAGAKU KENKYUSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hongo Kunihiko 8
#2 Murasawa Katsushi 3
#3 Yamagishi Kazuo 3
#4 Onuki Hideki 1
#5 Konishi Takehisa 1

Latest patents

Publication Filing date Title
JP2000093329A Manufacture of metallic double container
JP2000021361A Manufacture of large capacity battery case
JPH11354082A Manufacture of large capacity type battery case
JPH10330995A Drawing method of titanium or titanium alloy
JPH09207029A Electrolytic polishing method for titanium and its alloy
JPH0970361A Manufacture of double container made of metal
JPH08267161A Manufacture of metallic double container
JPH0760386A Manufacture of outer bottle of metallic vacuum double bottle in vacuum bottle
JPH07297A Production of inside bottle of metallic vacuum double bottle for vacuum bottle
JPH01150426A Manufacture of double hollow container made of metal
JPS6130328A Method and device for mirror surface like polishing stainless steel