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SUMITOMO CHEM ENG

Overview
  • Total Patents
    49
  • GoodIP Patent Rank
    209,601
  • Filing trend
    ⇧ 100.0%
About

SUMITOMO CHEM ENG has a total of 49 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan and China. Its main competitors in its focus markets chemical engineering, environmental technology and organic fine chemistry are LANG KO C, FLORIALL HOLDINGS LTD and NANO SPORTS TECHNOLOGIES LTD.

Patent filings in countries

World map showing SUMITOMO CHEM ENGs patent filings in countries
# Country Total Patents
#1 Japan 46
#2 China 3

Patent filings per year

Chart showing SUMITOMO CHEM ENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shiraishi Tadashi 6
#2 Kondo Masateru 6
#3 Hashimoto Genzou 4
#4 Kawabuchi Mitsuo 4
#5 Iino Yoshio 4
#6 Yamamuro Hiroyuki 4
#7 Masuda Takeshi 4
#8 Sakai Nobuo 4
#9 Murakami Chikao 4
#10 Sugiyama Fumihiko 4

Latest patents

Publication Filing date Title
JP2019184148A Waste heat utilization device
JP2018065005A Fire-extinguishing nozzle cover
JP2018141490A Bolt and nut
JP2011050942A Mixing apparatus
JP2011177870A Addition device for hydrogen peroxide, and addition method for hydrogen peroxide
JP2011021941A Pressure sensor
JP2010267181A Device for diluting chemical agent
JP2010264412A Diluting apparatus and method
JP2010265017A Transfer method of liquid
JP2010245230A Method and device for dilution of drug
JP2010208890A Packed tower
JP2001253522A Flexible container carrier device
CN1255489A Method for preparing cyclopropane carboxylic ester
JP2000202387A Washing apparatus for product-taking-out nozzle and production system using same washing apparatus
JP2000202270A Agitating device and production system and method using same
JP2000202389A Apparatus and method for washing moving tank
JPH0880996A Chemical tank for semiconductor
JPH079411A Acetylation of cellulose-containing material and production of modified wood
JPH06170386A Treatment of waste water utilizing excessive sludge of treated water supply equipment line
JPH06117980A Method and device for holding specimen in tensile test