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YAMAUCHI HAJIME

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    235,876
  • Filing trend
    ⇩ 100.0%
About

YAMAUCHI HAJIME has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1998. It filed its patents most often in Japan, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets basic materials chemistry, chemical engineering and civil engineering are GENIE IP BV, NORWEGIAN TECH AS and IMPERIAL OIL RESOURCES LTD.

Patent filings per year

Chart showing YAMAUCHI HAJIMEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamauchi Hajime 13
#2 Sun Woo Poh 1

Latest patents

Publication Filing date Title
WO2018066495A1 Oil separation device for oil-containing substance
WO2010041292A1 Oil field regeneration method and device
JP2006035147A Remaining oil removal device and oil separation apparatus using the same
JP2006035148A Oil separation structure and oil separation system using the same
JP2006035146A Injection nozzle structure and oil separation apparatus using the same
MY141153A Jet steam device
AU2002368111A1 Method for separating oil from substance containing oil and equipment for use therein
CA2326284A1 Oil separating apparatus for oil containing substance and method therefor
JP2000074317A Flame jet injecting device and concentrated dry comminuting and carbonizing apparatus using the same
JPH10337491A Jetting device of steam jet stream and concentrating and drying pulverizer using the same