Inventor · disambiguated record
Kazutoshi Shimizume
Also filed as: SHIMIZUME KAZUTOSHI
32 granted patents·1 pending application·612 citations·filing 1986–2008
97Inventor score
Top patents by PatentIndex Score
33 records- 0190US5528608ADe-interleave circuit for regenerating digital dataSONY CORP·Filed 1995·Granted Jun 18, 1996·82 cites·10 claims
- 0288US7406649B2Semiconductor memory device and signal processing systemSONY CORP·Filed 2005·Granted Jul 29, 2008·19 cites·16 claims
- 0386US5475664AFocus servo circuit apparatus with automatic bias adjustmentsSONY CORP·Filed 1995·Granted Dec 12, 1995·61 cites·8 claims
- 0484US5471442ACompact disc player using Sub-Q data for track jump compensationSONY CORP·Filed 1993·Granted Nov 28, 1995·35 cites·6 claims
- 0583US5453964AData processing circuit for disc playerSONY CORP·Filed 1994·Granted Sep 26, 1995·34 cites·3 claims
- 0682US5636192ADisc player apparatus having a signal processing circuit which produces a reproduction clock synchronism with a reproduced signalSONY CORP·Filed 1995·Granted Jun 3, 1997·33 cites·7 claims
- 0781US6759701B2Transistor circuitSONY CORP·Filed 2001·Granted Jul 6, 2004·29 cites·11 claims
- 0880US7626411B2Semiconductor device, semiconductor integrated circuit and bump resistance measurement methodSONY CORP·Filed 2007·Granted Dec 1, 2009·9 cites·10 claims
- 0980US6269061B1Servo control system for disk playerSONY CORP·Filed 1994·Granted Jul 31, 2001·29 cites·7 claims
- 1080US5883866ADisk driving system and disk driving methodSONY CORP·Filed 1997·Granted Mar 16, 1999·34 cites·14 claims
- 1179US5349349AModulator circuit for a recording for a digital recording mediumSONY CORP·Filed 1992·Granted Sep 20, 1994·28 cites·4 claims
- 1277US5694380ADisc player apparatus having a disc rotational speed controllerSONY CORP·Filed 1997·Granted Dec 2, 1997·26 cites·10 claims
- 1377US5265081ADisc recording/reproducing apparatus having two constant linear velocities with controlled step switching between the twoSONY CORP·Filed 1991·Granted Nov 23, 1993·26 cites·4 claims
- 1475US7821285B2Liquid crystal display apparatus and testing method for liquid crystal display apparatusSONY CORP·Filed 2007·Granted Oct 26, 2010·4 cites·6 claims
- 1572US5548569ATracking traverse control circuit for head unit of disc playerSONY CORP·Filed 1994·Granted Aug 20, 1996·22 cites·12 claims
- 1669US5408477AError correction methodSONY CORP·Filed 1991·Granted Apr 18, 1995·28 cites·10 claims
- 1766US4733405ADigital integrated circuitSONY CORP·Filed 1986·Granted Mar 22, 1988·28 cites·16 claims
- 1865US7525334B2Liquid-crystal display device, defective pixel examination method, defective pixel examination program, and storage mediumSONY CORP·Filed 2006·Granted Apr 28, 2009·2 cites·4 claims
- 1964US8166371B2Semiconductor memory system and signal processing systemSHIMIZUME KAZUTOSHI·Filed 2007·Granted Apr 24, 2012·5 cites·9 claims
- 2060US4979192ACircuit for detecting a synchronizing signalSONY CORP·Filed 1988·Granted Dec 18, 1990·12 cites·5 claims
- 2159US4821293ADigital phase locked loop circuitSONY CORP·Filed 1988·Granted Apr 11, 1989·14 cites·13 claims
- 2256US5416809ADigital phase locked loop apparatusSONY CORP·Filed 1993·Granted May 16, 1995·10 cites·1 claims
- 2350US5023615ALarge scale integrated circuit for converting pulse code modulated data to an analog signalSONY CORP·Filed 1990·Granted Jun 11, 1991·13 cites·4 claims
- 2448US5590106ADisc player having a plurality of reading means for reading information on a discSONY CORP·Filed 1995·Granted Dec 31, 1996·8 cites·14 claims
- 2547US8458542B2Analog scan circuit, analog flip-flop, and data processing apparatusSHIMIZUME KAZUTOSHI·Filed 2008·Granted Jun 4, 2013·1 cites·21 claims
- 2647US5138601ADigital information signal reproducing apparatusSONY CORP·Filed 1990·Granted Aug 11, 1992·6 cites·1 claims
- 2746US5486827AEFM modulator for controlling digital sum variation of encoded dataSONY CORP·Filed 1993·Granted Jan 23, 1996·6 cites·3 claims
- 2838US5923200APhase modulator circuitSONY CORP·Filed 1995·Granted Jul 13, 1999·4 cites·6 claims
- 2937US6762442B2Semiconductor device carrying a plurality of circuitsSONY CORP·Filed 2002·Granted Jul 13, 2004·0 cites·5 claims
- 3034US6084449APhase modulator circuitSONY CORP·Filed 1998·Granted Jul 4, 2000·2 cites·10 claims
- 3132US5910934ADisc reproducing apparatus and method with adjustment of rotation speed between read positionsSONY CORP·Filed 1997·Granted Jun 8, 1999·1 cites·7 claims
- 3232US5210727ACompact disk playersSONY CORP·Filed 1991·Granted May 11, 1993·1 cites·6 claims
- 3328US2006232292A1Semiconductor integrated circuit and method for testing connection state between semiconductor integrated circuitsSHIMIZUME KAZUTOSHI·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →