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HIRANUMA SANGYO

Overview
  • Total Patents
    50
  • GoodIP Patent Rank
    189,611
  • Filing trend
    ⇩ 100.0%
About

HIRANUMA SANGYO has a total of 50 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1976. It filed its patents most often in Japan. Its main competitors in its focus markets measurement, biotechnology and materials and metallurgy are NIPPON TECTRON KK, NAKAZAWA YOSHIAKI and BROADLEY TECHNOLOGIES CORP.

Patent filings in countries

World map showing HIRANUMA SANGYOs patent filings in countries
# Country Total Patents
#1 Japan 50

Patent filings per year

Chart showing HIRANUMA SANGYOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sudo Takeshi 17
#2 Hagiwara Masato 11
#3 Sakamoto Takumi 9
#4 Ehata Katsunori 5
#5 Oonuma Yasuo 5
#6 Miyake Nobuma 5
#7 Naruse Akira 5
#8 Yoshimura Katsuo 4
#9 Ichijima Takayuki 4
#10 Kitanaka Koji 4

Latest patents

Publication Filing date Title
JP2019045460A Water detector using karl fischer's reagent
JP2018173396A Moisture measuring device using karl fischer's reagent
JP2018004611A Moisture measurement method using karl fischer reagent
JP2017151071A Titration control method and automatic titrator
JP2015179056A Moisture measurement device
JP2015179057A Moisture measuring method and moisture measuring device using karl fischer reagent
JP2014186016A Karl fischer capacity titrator and titration method
JP2014167455A Titration liquid
JP2013054019A Toc measuring apparatus
JP2013044740A Moisture measurement device
JP2013015506A Ammoniac nitrogen measurement method of coulometric titration system, and device thereof
JP2011158451A Mercury measuring device
JP2011158450A Solid phase extraction device
JP2011158449A Device, method, and counter electrode liquid for measuring moisture
JP2010060535A Moisture measuring device and moisture measuring method
JP2010054317A Automatic titrator
JP2006242629A Discriminated potentiometric titration device of hydrogen peroxide and acetyl hydroperoxide
JP2002286595A Vaporizer for moisture in sample
JPH10328029A Kettle with lock lid
JPH09279317A Noble-metal-base amorphous alloy capable of forming into bulky state