Inventor · disambiguated record
Ryuji Ishida
Also filed as: ISHIDA RYUJI
11 granted patents·1 pending application·192 citations·filing 1989–2005
91Inventor score
Top patents by PatentIndex Score
12 records- 0172US4945507AOverflow correction circuitNEC CORP·Filed 1989·Granted Jul 31, 1990·48 cites·10 claims
- 0267US5831878AExponential and logarithmic conversion circuitNEC CORP·Filed 1996·Granted Nov 3, 1998·31 cites·10 claims
- 0363US5367550ABreak address detecting circuitNEC CORP·Filed 1993·Granted Nov 22, 1994·42 cites·9 claims
- 0460US5109415AAudio signal processing system performing balance control in both amplitude and phase of audio signalNEC CORP·Filed 1989·Granted Apr 28, 1992·18 cites·6 claims
- 0544US5089999ADisc control apparatusNEC CORP·Filed 1989·Granted Feb 18, 1992·6 cites·3 claims
- 0643US5251166ARedundant binary type digital operation unitNEC CORP·Filed 1992·Granted Oct 5, 1993·15 cites·5 claims
- 0742US2006015704A1Operation apparatus and instruction code executing methodNEC ELECTRONICS CORP·Filed 2005·Application pending·0 cites
- 0841US5325321AHigh speed parallel multiplication circuit having a reduced number of gate stagesNEC CORP·Filed 1993·Granted Jun 28, 1994·14 cites·2 claims
- 0939US5506796ADigital signal processing circuit selectively operable in either a normal or a pseudorandom noise generative modeNEC CORP·Filed 1994·Granted Apr 9, 1996·12 cites·13 claims
- 1030US6003141ASingle chip processor with externally executed test functionNEC CORP·Filed 1996·Granted Dec 14, 1999·3 cites·6 claims
- 1129US5991212ASemi-conductor integrated circuit device having an external memory and a test method thereforNEC COPORATION·Filed 1997·Granted Nov 23, 1999·2 cites·12 claims
- 1229US5223832ASerial data transmission circuitNEC CORP·Filed 1992·Granted Jun 29, 1993·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →