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SEFUTO KENKYUSHO KK

Overview
  • Total Patents
    25
About

SEFUTO KENKYUSHO KK has a total of 25 patent applications. Its first patent ever was published in 1992. It filed its patents most often in Japan and Taiwan. Its main competitors in its focus markets measurement are SEISCOM LTD, MANNESCHI GIOVANNI and STINGRAY GEOPHYSICAL LTD.

Patent filings in countries

World map showing SEFUTO KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 24
#2 Taiwan 1

Patent filings per year

Chart showing SEFUTO KENKYUSHO KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Measurement

Focus technologies

Top inventors

# Name Total Patents
#1 Ichigaya Koji 24
#2 Nariyama Koichi 1

Latest patents

Publication Filing date Title
JPH1115574A Hierarchical computer system
JPH10340051A Environmental index
JPH10336707A Picture distortion measuring device for crt
JPH10328056A Ultrasonic bath
JPH10322728A Convergence evaluation device for multi-cathode-type crt
JPH10322729A Photosensor holding device
JPH10253397A Position measuring apparatus
JPH10254737A Operation situation recording device
JPH10254600A Accompanying information processor
JPH10239013A Position measuring device
JPH10241568A Landing measuring apparatus
JPH10222274A Input information recording device
JPH09210628A Position measuring device
JPH09210627A Position measuring device
JPH09178422A Displacement detector
JPH09182114A Optical sensor mounting device for display device
JPH0972824A Filter inspection apparatus
JPH0933210A Position measuring apparatus
JPH08313209A Measuring device of position
JPH08293256A Optical sensor holding device for display device