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HARISON ELECTRIC CO LTD

Overview
  • Total Patents
    88
About

HARISON ELECTRIC CO LTD has a total of 88 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and machines are STRAKA FRANK M, SUPERIOR MODULAR PROD INC and CHENG CHING-CHI.

Patent filings in countries

World map showing HARISON ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 85
#2 United States 2
#3 Canada 1

Patent filings per year

Chart showing HARISON ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ueno Takashi 13
#2 Yano Eiju 11
#3 Tomita Yasuo 10
#4 Takubo Shuji 8
#5 Oki Masahiro 8
#6 Nishihara Takashi 5
#7 Nagano Masamitsu 4
#8 Abe Eiji 4
#9 Kihara Ujiyasu 4
#10 Noguchi Hidehiko 4

Latest patents

Publication Filing date Title
JP2000331516A Lighting system
JP2000323101A Fluorescent lamp
JP2000315478A Cold cathode fluorescent lamp
JP2000311659A Outer surface electrode fluorescent lamp
JP2000306690A Discharge lamp lighting device
JP2000299088A External electrode fluorescent lamp and lighting system
JP2000285850A Electric discharge lamp
JP2000260392A Double-wall fluorescent lamp
JP2000260592A Discharge lamp lighting circuit
JP2000231906A Neon discharge lamp
JP2000215852A Fluorescent lamp
JP2000077033A Fluorescent lamp and lighting system
JP2000195466A Cold cathode discharge lamp and lighting system
JP2000182791A Discharge lamp driving device
JP2000173551A Fluorescent lamp
JP2000173550A Outer surface electrode lamp
JP2000149878A Discharge lamp
JP2000082442A External electrode fluorescent lamp
JP2000133201A Electrode of cold cathode fluorescent lamp
JP2000123789A Fluorescent lamp