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SAKURAI YUMIKO

Overview
  • Total Patents
    13
About

SAKURAI YUMIKO has a total of 13 patent applications. Its first patent ever was published in 1996. It filed its patents most often in Japan. Its main competitors in its focus markets electrical machinery and energy and environmental technology are BIRDSEYE ELECTRIC COMPANY, LAMPES ELECT FAB REUNIES and FRANCIS HARRISON.

Patent filings in countries

World map showing SAKURAI YUMIKOs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing SAKURAI YUMIKOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nishibori Mari 12
#2 Nishibori Yumiko 9
#3 Sakurai Yumiko 4
#4 Nishibori Gungor Mari 1

Latest patents

Publication Filing date Title
JP2004221094A Mount for halogen lamp and lamp using the same
JPH11126510A Lamp having protective cover
JPH11126581A Halogen lamp mount, lamp using the mount and its manufacture
JPH11126582A Halogen lamp mount and lamp using the mount
JPH10334859A Tungsten halogen lamp and manufacture thereof
JPH10294090A Filament supporting structure and support mounting method
JPH10188916A Lamp and manufacture thereof
JPH10144265A Filament fitting method and lamp formed by this method
JPH1092392A Lamp sealing method
JPH1027581A Pressure tightness envelope and its manufacture, and lamp using the envelope
JPH103891A Manufacture of tungsten halogen lamp and multilayered film coating type tungsten halogen lamp fabricated thereby
JPH09320547A Method for sealing tungsten halogen lamp
JPH09320546A External lead structure of tungsten halogen bulb