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YOUEI SEISAKUSHO KK

Overview
  • Total Patents
    56
About

YOUEI SEISAKUSHO KK has a total of 56 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Japan, Germany and United States. Its main competitors in its focus markets thermal processes, telecommunications and environmental technology are NORITSU KK, YANAGISAWA SEISAKUSHO KK and KARPF FERDINAND.

Patent filings in countries

World map showing YOUEI SEISAKUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 54
#2 Germany 1
#3 United States 1

Patent filings per year

Chart showing YOUEI SEISAKUSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yasuda Akihiko 14
#2 Kuki Haruo 10
#3 Uratani Shinichi 7
#4 Kitamura Jiyunichi 7
#5 Morimoto Kazuyuki 7
#6 Yanase Riyouichi 6
#7 Kamiya Hiroshi 6
#8 Inoue Kensaku 5
#9 Takagi Yuuji 5
#10 Suzuki Yoshinori 5

Latest patents

Publication Filing date Title
JPS62213610A Combustion type fluid heating device
JPS62182552A Setting structure for tap-controlled water heater
JPS6284224A Hot water heater
JPS6262128A Combustion device
JPS6249500A Information transmission for fluid transportation equipment
JPS6233219A Combustion device
JPS6213929A Combustion device
JPS625015A Burner
JPS61295425A Combustion device
JPS61285344A Combustion control device for hot-water suppliers
JPS61256143A Hot-water supplier for bath
JPS61256079A Cross valve driving device
JPS61208928A Two-wire remote control system
JPS61208929A Two-wire remote control system
JPS61202006A Gas burner
JPS61101285A Apparatus for making hard water
JPS6176842A Tap-controlled water heater
JPS616535A Hot water supplying device for bath
JPS60248950A Hot water supplying device
JPS60228820A Remote control type combustion device