Inventor · disambiguated record
Yoichi Akasaka
Also filed as: AKASAKA YOICHI
10 granted patents·164 citations·filing 1982–2015
89Inventor score
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10 records- 0192US9246624B1Low noise optical phase-sensitive amplifier for dual-polarization modulation formatsFUJITSU LTD·Filed 2014·Granted Jan 26, 2016·9 cites·33 claims
- 0283US4448632AMethod of fabricating semiconductor devicesMITSUBISHI ELECTRIC CORP·Filed 1982·Granted May 15, 1984·58 cites·16 claims
- 0374US7684706B2System and method for traffic distribution in an optical networkFUJITSU LTD·Filed 2006·Granted Mar 23, 2010·5 cites·8 claims
- 0467US4948742AMethod of manufacturing a semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Aug 14, 1990·33 cites·15 claims
- 0560US9030730B2Optical phase-sensitive amplifier for dual-polarization modulation formatsFUJITSU LTD·Filed 2013·Granted May 12, 2015·0 cites·33 claims
- 0657US4899206ASemiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Feb 6, 1990·22 cites·10 claims
- 0755US4441932AProcess for preparing semiconductor device having active base region implanted therein using walled emitter opening and the edge of dielectric isolation zoneMITSUBISHI ELECTRIC CORP·Filed 1982·Granted Apr 10, 1984·19 cites·1 claims
- 0841US10020878B2Optical signal-to-noise ratio monitor and method for measuring optical signal to-noise ratioFUJITSU LTD·Filed 2015·Granted Jul 10, 2018·0 cites·9 claims
- 0940US4797723AStacked semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Jan 10, 1989·10 cites·6 claims
- 1037US4454166AProcess for preparing semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 1983·Granted Jun 12, 1984·8 cites·6 claims
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