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ASTEX CO LTD

Overview
  • Total Patents
    32
About

ASTEX CO LTD has a total of 32 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets basic communication technologies and semiconductors are PERFECT SWITCH LLC, EASIC CORP and VISIC TECH LTD.

Patent filings in countries

World map showing ASTEX CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 22
#2 United States 8
#3 Germany 2

Patent filings per year

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

Focus technologies

Top inventors

# Name Total Patents
#1 Fukuyama Toshibumi 13
#2 Fukuyama Toshifumi 10
#3 Yamamoto Takeshi 5
#4 Takeuchi Hideki 4
#5 Yokogawa Jun 3
#6 Fujihira Yoshiro 1

Latest patents

Publication Filing date Title
JPH05191254A Multiple connection sensor circuit
JPH05172640A Color detection apparatus with edge processing function
JPH05143751A Interface circuit for ic
JPH05145389A Diagnostic circuit for multiple connected sensors
JPH05118924A Signal processing apparatus for color sensor
JPH05118923A Light receiving spot confirming apparatus for light detecting equipment
JPH03180805A Optical fiber
JPH03143014A Input/output circuit for multiple connection sensors
US5057683A Error preventive circuit for a photoelectric switch
US5117118A Photoelectric switch using an integrated circuit with reduced interconnections
JPH0371716A Multiple connection sensor unit and sensor circuit
JPH0360516A Photodetecting circuit for photoelectric switch
JPH0341306A Measuring apparatus of sectional area and volume
JPH02119421A Malfunction preventing circuit for photoelectric switch
JPH02119419A Oscillation output circuit for photoelectric switch
JPH02119420A Stable output circuit for photoelectric switch
JPH02119417A Detection output circuit for photoelectric switch
JPH02119418A Photodetection circuit for photoelectric switch
JPH02119414A Malfunction preventing circuit for electronic switch
JPH02109420A Integrated circuit for photoelectric switch