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HASEGAWA ELECTRIC CO LTD

Overview
  • Total Patents
    110
  • GoodIP Patent Rank
    220,638
About

HASEGAWA ELECTRIC CO LTD has a total of 110 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets audio-visual technology, measurement and telecommunications are KOHSHIN ELECTRIC CORP, PROKOPP MANFRED and LANGER GUNTER DIPL ING.

Patent filings in countries

World map showing HASEGAWA ELECTRIC CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Kawakatsu Hideo 10
#2 Suzuki Hisayoshi 6
#3 Kato Shunpei 6
#4 Kinugawa Toshihiro 6
#5 Arai Susumu 5
#6 Nakamura Nobuyuki 5
#7 Sueyasu Haruyoshi 4
#8 Tanaka Shingo 4
#9 Ito Masahiro 4
#10 Kuroyama Shigeru 4

Latest patents

Publication Filing date Title
JPH08307516A Telephone set with incoming call regulating function
JPH08289000A Adaptor for telephone set
JPH08286769A Communication terminal equipment
JPH08265408A Device for attaching telephone set
JPH08264969A Cable fixing piece of printed board
JPH08251640A Independent telephone set adaptor with function for informing incoming call during talking
JPH08244373A Printing mask
JPH08251639A Method for controlling incoming call in telephone set terminal
JPH08214350A Communication control system for magnet type telephone set
JPH08214094A Telephone unit with cumulative charge display function
JPH08205216A Key telephone system for housing single telephone set
JPH08204807A Caller number storing telehone system
JPH08190845A Semiconductor relay matrix switch
JPH08170458A Electronic lock locking-unlocking system by voice
JPH08172475A Antiside tone circuit system and antiside tone control system
JPH08167934A Telephone set capable of storing caller number
JPH08163149A Picture communication congress system
JPH08163349A Image communication terminal equipment
JPH08148798A Mounting structure of surface mounted part
JPH08146163A Automatic time setting system