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NIPPO VALVE CO LTD

Overview
  • Total Patents
    97
  • GoodIP Patent Rank
    78,589
  • Filing trend
    ⇧ 33.0%
About

NIPPO VALVE CO LTD has a total of 97 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 1993. It filed its patents most often in Japan. Its main competitors in its focus markets mechanical elements, measurement and civil engineering are IMI NORGREN ENOTS LTD, HYUNDAI CASTIRON PRODUCT CO LTD and IMMENDINGER GIESSEREI MASCH.

Patent filings in countries

World map showing NIPPO VALVE CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 97

Patent filings per year

Chart showing NIPPO VALVE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shigeno Keiji 41
#2 Kamijo Yukio 18
#3 Nakamura Fukuo 13
#4 Watanabe Takao 12
#5 Yoshizawa Hirakazu 10
#6 Yamashita Kazuhiro 9
#7 Yamada Toshiyuki 7
#8 Karima Saburo 6
#9 Kasai Takeshi 6
#10 Nakada Yoshinori 6

Latest patents

Publication Filing date Title
JP2020184139A Pressure reducing valve and pressure reducing valve unit
JP2020133708A Snap tap with saddle
JP2020109364A Meter unit
JP2020109230A Water discharging unit
JP2020056439A Suction/exhaust valve and foreign substance removal method for suction/exhaust valve
JP2020035298A Decompression valve unit and decompression valve unit set
JP2020035299A Decompression valve and decompression valve unit
JP2019211046A Snap tap with saddle
JP2019100443A Saddle joint unit and snap tap with saddle
JP2018204277A Cutoff faucet unit and meter unit
JP2018204677A Handle for valve and ball valve
JP2018080767A Check valve
JP2018059561A Pipe joint and backflow preventer unit
JP2017190559A Meter unit and composite meter unit
JP2017133662A Saddle joint fixture
JP2017127946A Anticorrosive core insertion machine
JP2017009026A Check valve
JP2017002927A Check valve
JP2016023783A Ball valve
JP2015178750A Three-way valve for water service, water service piping structure comprising the same, and meter unit