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FENWAL CONTROLS JAPAN LTD

Overview
  • Total Patents
    41
  • GoodIP Patent Rank
    116,795
About

FENWAL CONTROLS JAPAN LTD has a total of 41 patent applications. Its first patent ever was published in 1983. It filed its patents most often in WIPO (World Intellectual Property Organization), Taiwan and China. Its main competitors in its focus markets measurement, control and electrical machinery and energy are VISION SYSTEMS LTD, ELECTRO SIGNAL LAB and ERDTMANN MATTHEW.

Patent filings per year

Chart showing FENWAL CONTROLS JAPAN LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Iguchi Masao 28
#2 Shibuya Tadayuki 24
#3 Numao Kanji 23
#4 Masumoto Shintaro 19
#5 Itoh Kazuhisa 6
#6 Nakahata Satoru 6
#7 Kobayashi Fumiyoshi 6
#8 Ookawa Takuya 5
#9 Masao Iguchi 3
#10 Kitamori Shinji 2

Latest patents

Publication Filing date Title
WO2019155871A1 Smoke detector
WO2017033499A1 Photoelectric smoke sensor
WO2016009460A1 Photoelectric smoke sensor
KR20140040601A Light emission portion, photoelectric smoke sensor, and suction-type smoke sensing system
WO2013031016A1 Suction-type smoke sensing system
CN103597525A Photoelectric smoke detector
WO2008146345A1 Opening part-closing device, fire extinguisher, and nacelle for wind power generator
WO2008015750A1 Insulating tube, temperature sensor assembly, and thermometer
TW200809171A Insulation tube, temperature sensor assembly and thermometer
WO2006112085A1 Photoelectric smoke detector
DE3321480A1 Linear measuring scale