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HITACHI SHOMEI KK

Overview
  • Total Patents
    371
About

HITACHI SHOMEI KK has a total of 371 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Japan. Its main competitors in its focus markets electrical machinery and energy, environmental technology and machines are SHINRY TECHNOLOGIES CO LTD, SAKURAI SHIYOUZOU and PARK CHAN WOONG.

Patent filings in countries

World map showing HITACHI SHOMEI KKs patent filings in countries
# Country Total Patents
#1 Japan 371

Patent filings per year

Chart showing HITACHI SHOMEI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Akatsuka Mitsuo 39
#2 Watanabe Yoshio 37
#3 Iyama Hiroyuki 35
#4 Matsumoto Noboru 32
#5 Satou Akihisa 31
#6 Kobayashi Toshio 22
#7 Koyama Atsuo 21
#8 Komatsu Haruki 19
#9 Kuwabara Hideo 18
#10 Kumagai Mikio 14

Latest patents

Publication Filing date Title
JPS611070A Mounting method of light emitting diode
JPS60221903A Suspended lighting luminaire
JPS6084710A Direct lamp implement for multilamps
JPS6119002A Multilamp illuminator
JPS6110969A Separately-excited transistor inverter
JPS6110805A Illuminator
JPS6110804A Implement with elevator
JPS6017894A Device for firing discharge lamp
JPS614102A Multi-lamp type lighting fixture
JPS60262397A Inverter for discharge lamp
JPS60257003A Fluorescent lamp fitting with louvre
JPS60248115A Plant grwoing apparatus
JPS60251069A Packaging structure of chandelier
JPS60249309A Ballast for discharge lamp
JPS60249201A Lighting fixture
JPS60244513A Injection mold for injection molding of double shade for illumination
JPS60246502A Fluorescent lamp apparatus
JPS60246597A Device for firing discharge lamp
JPS60246504A Lighting louvre
JPS60246501A Fluorescent lamp apparatus for multiple lamps