Inventor · disambiguated record
Keiki Yamaguchi
Also filed as: YAMAGUCHI KEIKI
20 granted patents·606 citations·filing 1978–1989
96Inventor score
Files withYOKOGAWA HOKUSHIN ELECTRIC9YOKOGAWA MEDICAL SYST6YOKOGAWA ELECTRIC WORKS LTD4YOKOGAWA ELECTRIC CORP1
Top patents by PatentIndex Score
20 records- 0196US4385255ALinear array ultrasonic transducerYOKOGAWA ELECTRIC WORKS LTD·Filed 1980·Granted May 24, 1983·161 cites·6 claims
- 0294US4463608AUltrasound imaging systemYOKOGAWA HOKUSHIN ELECTRIC·Filed 1980·Granted Aug 7, 1984·80 cites·19 claims
- 0385US4319489AUltrasonic diagnostic method and apparatusYOKOGAWA ELECTRIC WORKS LTD·Filed 1980·Granted Mar 16, 1982·47 cites·7 claims
- 0475US4700136ANMR imaging apparatusYOKOGAWA ELECTRIC CORP·Filed 1985·Granted Oct 13, 1987·30 cites·4 claims
- 0574US4631710AAzimuth adaptive phased array sonarYOKOGAWA MEDICAL SYST·Filed 1984·Granted Dec 23, 1986·29 cites·8 claims
- 0673US4663592ANMR image forming apparatusYOKOGAWA HOKUSHIN ELECTRIC·Filed 1985·Granted May 5, 1987·28 cites·2 claims
- 0772US4445379AApparatus for receiving reflected ultrasonic waves in ultrasonographyYOKOGAWA HOKUSHIN ELECTRIC·Filed 1982·Granted May 1, 1984·26 cites·12 claims
- 0867US4684889ANMR apparatus compensated for primary field changesYOKOGAWA HOKUSHIN ELECTRIC·Filed 1985·Granted Aug 4, 1987·23 cites·2 claims
- 0964US4392379AUltrasonic diagnostic equipmentYOKOGAWA ELECTRIC WORKS LTD·Filed 1981·Granted Jul 12, 1983·20 cites·4 claims
- 1063US4484340AMultichannel current measuring apparatus for X-ray computerized tomographYOKOGAWA HOKUSHIN ELECTRIC·Filed 1982·Granted Nov 20, 1984·14 cites·6 claims
- 1158US4532644AX-ray computerized tomographYOKOGAWA HOKUSHIN ELECTRIC·Filed 1982·Granted Jul 30, 1985·15 cites·15 claims
- 1258US4475553AUltrasonic needle housing probe with continuous locator arrayYOKOGAWA HOKUSHIN ELECTRIC·Filed 1982·Granted Oct 9, 1984·50 cites·4 claims
- 1354US5031625AReceived ultrasonic phase matching circuitYOKOGAWA MEDICAL SYST·Filed 1989·Granted Jul 16, 1991·16 cites·1 claims
- 1453US5058176AImage diagnosis apparatusYOKOGAWA MEDICAL SYST·Filed 1987·Granted Oct 15, 1991·22 cites·23 claims
- 1549US4709271ACRT multiformat cameraYOKOGAWA MEDICAL SYST·Filed 1985·Granted Nov 24, 1987·5 cites·5 claims
- 1641US4501278AUltrasonic probe for puncture treatmentYOKOGAWA HOKUSHIN ELECTRIC·Filed 1983·Granted Feb 26, 1985·16 cites·5 claims
- 1736US4491734AX-ray detector and method of making sameYOKOGAWA HOKUSHIN ELECTRIC·Filed 1982·Granted Jan 1, 1985·15 cites·10 claims
- 1835US5168877AUltrasonic diagnostic apparatusYOKOGAWA MEDICAL SYST·Filed 1989·Granted Dec 8, 1992·6 cites·1 claims
- 1934US4280064ASignal isolatorYOKOGAWA ELECTRIC WORKS LTD·Filed 1978·Granted Jul 21, 1981·2 cites·9 claims
- 2023US4777535AApparatus for recording CT images directly on a recording medium without using a CRTYOKOGAWA MEDICAL SYST·Filed 1986·Granted Oct 11, 1988·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →