Inventor · disambiguated record
Ryoichi Sakai
Also filed as: SAKAI RYOICHI
16 granted patents·3 pending applications·165 citations·filing 1985–2012
92Inventor score
Top patents by PatentIndex Score
19 records- 0188US4772859AMicrowave temperature compensated cascadable amplifier for fiber optical receiverTEKTRONIX INC·Filed 1987·Granted Sep 20, 1988·39 cites·4 claims
- 0281US7938778B2Ultrasound diagnosis apparatusALOKA CO LTD·Filed 2007·Granted May 10, 2011·27 cites·14 claims
- 0372US7841983B2Ultrasonic diagnostic apparatusALOKA CO LTD·Filed 2006·Granted Nov 30, 2010·12 cites·14 claims
- 0470US8575983B1Waveform generation circuit for a waveform generatorSAKAI RYOICHI·Filed 2012·Granted Nov 5, 2013·3 cites·15 claims
- 0569US4727318AApparatus for measuring characteristics of electronic devicesSONY TEKTRONIX CORP·Filed 1985·Granted Feb 23, 1988·23 cites·18 claims
- 0661US8187185B2Ultrasound diagnostic apparatusSAKAI RYOICHI·Filed 2007·Granted May 29, 2012·3 cites·8 claims
- 0759US6998893B2Circuit and method for inducing jitter to a signalTEKTRONIX INT SALES GMBH·Filed 2003·Granted Feb 14, 2006·10 cites·8 claims
- 0858US7806823B2Ultrasonic diagnostic apparatusALOKA CO LTD·Filed 2004·Granted Oct 5, 2010·30 cites·12 claims
- 0956US8317710B2Bone inspecting system, and lower leg supporting deviceNAKAMURA KOZO·Filed 2009·Granted Nov 27, 2012·2 cites·7 claims
- 1053US4782290AApparatus for measuring characteristics or electronic devicesSONY TEKTRONIX CORP·Filed 1987·Granted Nov 1, 1988·12 cites·7 claims
- 1151US8522617B2Knee acoustic matching device for ultrasonic probeNAKAMURA KOZO·Filed 2009·Granted Sep 3, 2013·0 cites·3 claims
- 1251US8453511B2Ultrasonic probe support deviceNAKAMURA KOZO·Filed 2009·Granted Jun 4, 2013·0 cites·10 claims
- 1346US8123688B2Ultrasound diagnosis apparatusSAKAI RYOICHI·Filed 2007·Granted Feb 28, 2012·0 cites·16 claims
- 1445US9307951B2Ultrasound diagnosis apparatusSAKAI RYOICHI·Filed 2007·Granted Apr 12, 2016·0 cites·15 claims
- 1544US2011224545A1Ultrasonic diagnosis apparatusUNIV TOKYO·Filed 2009·Application pending·0 cites
- 1640US8333719B2Load apparatusMINAGAWA EIICHI·Filed 2008·Granted Dec 18, 2012·0 cites·13 claims
- 1738US2008216872A1Carburetor, Method of Vaporizing Material Solution, and Method of Washing CarburetorYAMOTO HISAYOSHI·Filed 2004·Application pending·0 cites
- 1833US2011254721A1Method for Compensating a Frequency Characteristic of an Arbitrary Waveform GeneratorTEKTRONIX INC·Filed 2011·Application pending·0 cites
- 1928US5424667AVariable frequency signal generating methodSONY TEKTRONIX CORP·Filed 1992·Granted Jun 13, 1995·4 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →