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RASA CORP

Overview
  • Total Patents
    99
About

RASA CORP has a total of 99 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Japan, Australia and Germany. Its main competitors in its focus markets materials and metallurgy, environmental technology and chemical engineering are HOLLAND & HANNEN AND CUBITTS L, GAGNERAUD FRANCIS and ZDANOVSKIJ METALL I.

Patent filings per year

Chart showing RASA CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Takai Kiyoshi 18
#2 Itou Yuuichirou 13
#3 Takano Akira 10
#4 Oikawa Nisaburo 9
#5 Nagano Kazuhiro 6
#6 Oikawa N 6
#7 Seto Shozo 4
#8 Kitaoka Satoshi 4
#9 Oikawa Nisaburou 4
#10 Seino Hiroshi 4

Latest patents

Publication Filing date Title
JP2007009644A Fixing device of manhole inner wall cutting machine
JP2003144894A Gas-liquid mixing apparatus
JP2002348153A Manufacturing method of high purity cement from incinerator ash
JP2000310408A Method and facility for refuse disposal
JP2000193219A Jet heating type rotary drier
JP2000111031A Molybdenum electrode used for previous furnace attached to electric melting furnace
JP2000039118A Side charge type dc electric melting furnace for reduction molten slag
JP2000000769A Grinding/polishing/cleaning material and manufacture of grinding/polishing/cleaning material
JPH10167783A Production of artificial aggregate for concrete from incinerated ash and apparatus for production
JPH09301750A Production of artificial gravel from fused slag of incineration ash and equipment therefor
JPH09156991A Method for producing artificial rock from molten slag of baked ash and apparatus therefor
JPH09196573A Dc electrical melting furnace for generating reduced molten slag
JPH09194240A Treatment for synthesizing artificial rock from molten slag of incineration ash
JPH08245243A Treatment of harmful gas for water granulation system of blast furnace molten slag and treating equipment therefor
JPH08133802A Production of artificial massive aggregate for concrete and apparatus therefor
JPH08135938A Dc electric melting-furnace for producing reduced molten slag
JPH08133800A Production of artificial aggregate for concrete and apparatus for producing the same
JPH08133801A Production of artificial granular aggregate for concrete and apparatus therefor
JPH07247145A Production of high-strength granular globular slag as artificial aggregate for concrete and apparatus therefor
JPH07133758A Concrete press-feeding method in down slope