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RISO KAGAKU CORP

Overview
  • Total Patents
    6,810
  • GoodIP Patent Rank
    907
  • Filing trend
    ⇧ 6.0%
About

RISO KAGAKU CORP has a total of 6,810 patent applications. It increased the IP activity by 6.0%. Its first patent ever was published in 1964. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets textiles and paper, basic materials chemistry and packaging and shipping are OCE-TECHNOLOGIES B V, OCÉ-TECHNOLOGIES B V and MGI FRANCE.

Patent filings per year

Chart showing RISO KAGAKU CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hasegawa Takakuni 151
#2 Okuda Sadanao 149
#3 Watanabe Hideo 125
#4 Uchiyama Koichi 120
#5 Watanabe Yoshifumi 118
#6 Oshio Susumu 115
#7 Sugitani Hiroshi 105
#8 Shimura Shinichiro 102
#9 Yamamoto Yasuo 102
#10 Hayashi Yoshihiro 100

Latest patents

Publication Filing date Title
US2021064315A1 Printing system
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US2021060933A1 Medium ejection apparatus
CN111976321A Labeled product and lid
US2020307284A1 Inkjet printer with flow adjuster
US2020307931A1 Medium supply apparatus
US2020276850A1 Method for producing printed matter
US2020276849A1 Method for producing printed matter
JP2020164328A Medium supply device
US2020247133A1 Liquid tank
US2020189867A1 Image inspection apparatus
JP2020122135A Method for producing oily inkjet ink
JP2020099044A Image inspection device
JP2020192801A Product with tag and cap
WO2020090212A1 Aqueous inkjet ink, method for producing printed material, and ink set
US2020070498A1 Conveyance device and image inspection device
JP2020175647A Inkjet printing device
US2020072759A1 Image inspection device
JP2020069794A Ink jet printer