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KOWA IND CO LTD

Overview
  • Total Patents
    78
  • GoodIP Patent Rank
    210,599
  • Filing trend
    ⇩ 100.0%
About

KOWA IND CO LTD has a total of 78 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1988. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets surface technology and coating, audio-visual technology and computer technology are BRENT INT PLC, CHEMETALL PLC and BULK CHEMICALS INC.

Patent filings in countries

World map showing KOWA IND CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 77
#2 Republic of Korea 1

Patent filings per year

Chart showing KOWA IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Suehiro Atsuo 56
#2 Ueno Yoshiro 16
#3 Nakajima Tomoo 16
#4 Oka Takahiko 14
#5 Iwata Mitsuo 12
#6 Niide Yoshifumi 11
#7 Kogashiwa Norio 8
#8 Shirai Makoto 7
#9 Yamamoto Michiyoshi 6
#10 Tsunoda Haruhiko 6

Latest patents

Publication Filing date Title
JP2019039198A Drain ditch unit, construction method of drain ditch unit and replacement method of drain ditch body
JP2019031701A Hot-dip galvanizing treatment method
JP2017128851A Drain ditch unit, and connection member for drain ditch unit
JP2014020548A Slip cap with stopper
JP2013247852A Conduit pipe reinforcing clamp
JP2013198840A Attachment of sieve frame, sieve frame, and vibration sieving machine
JP2013198842A Attachment of vibration sieving machine, and vibration sieving machine
JP2013198841A Attachment of sieve frame, sieve frame, and vibration sieving machine
JP2013100892A Butterfly valve with lever handle
JP2013087446A Construction method of anchor
JP2013006139A Apparatus for manufacturing vibration sieving machine
JP2012245482A Vibratory sieving machine
JP2012229551A Drain ditch unit serving also as curb
JP2012197501A Black molten zinc-aluminum alloy plating
JP2012166183A Inner-surface resin film forming method for substance having multi openings
JP2012125749A Method of forming resin film on inner surface
JP2012125750A Method of forming corrosion-resistant resin film on inner surface
JP2012126987A Anticorrosion piping component
JP2012011347A Vibration sieve device and control program
JP2010242208A Correction method of bonding surface of hot-dip galvanized product