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HIRANO KINZOKU CO LTD

Overview
  • Total Patents
    434
  • GoodIP Patent Rank
    12,880
  • Filing trend
    ⇩ 36.0%
About

HIRANO KINZOKU CO LTD has a total of 434 patent applications. It decreased the IP activity by 36.0%. Its first patent ever was published in 1968. It filed its patents most often in Japan, Republic of Korea and United States. Its main competitors in its focus markets surface technology and coating, environmental technology and packaging and shipping are NANJING 3H MEDICAL PRODUCTS CO LTD, BACHOFEN & MEIER AG MASCHF and RAY TECHNOLOGY GROUP B V.

Patent filings in countries

World map showing HIRANO KINZOKU CO LTDs patent filings in countries

Patent filings per year

Chart showing HIRANO KINZOKU CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mitani Yoshitoshi 44
#2 Kawai Akira 44
#3 Yoshikawa Takafumi 40
#4 Tsuji Yoshio 32
#5 Sasano Yuji 30
#6 Shinko Nobukazu 26
#7 Mori Yoshihisa 26
#8 Kobayashi Shigeyoshi 25
#9 Yoneda Tomohiro 25
#10 Omori Katsuhiro 24

Latest patents

Publication Filing date Title
JP2021001646A Valve and intermittent paint device using the same
JP2021000578A Heat treatment device
JP2020180664A Tendency roll device
JP2020181261A Handle, paper feeding device using handle, and paper feeding method of paper feeding device
JP2020179320A Closing member, coating device, and coating preparation method
JP2020131083A Coating device
JP2020131082A Coating device
JP2020132326A Accumulator
JP2020133710A Valve and intermittent coating device using the same
JP2020131084A Coating device
JP2020094610A Valve and intermittent coating device using the same
JP2020063148A Adhering device
JP2020063149A Web unwinding device
JP2020063151A Guide roll
JP2020063150A Web meander correction device
JP2020028841A Coating device and coating method using the same
JP2020028842A Coating device
JP2020028839A Coating device
JP2020028840A Coating device
JP2020028838A Coating device