Inventor · disambiguated record
Mitsumasa Kubo
Also filed as: KUBO MITSUMASA
25 granted patents·431 citations·filing 1986–2010
96Inventor score
Top patents by PatentIndex Score
25 records- 0190US5278815ADigital data reproducing apparatusTEAC CORP·Filed 1991·Granted Jan 11, 1994·61 cites·13 claims
- 0289US6313601B1Speed control of a motorTEAC CORP·Filed 2000·Granted Nov 6, 2001·27 cites·60 claims
- 0386US5602812AReproducing rate control apparatus for optical diskTEAC CORP·Filed 1995·Granted Feb 11, 1997·49 cites·10 claims
- 0485US4751496AWide dynamic range analog to digital conversion method and systemTEAC CORP·Filed 1986·Granted Jun 14, 1988·47 cites·20 claims
- 0582US5862113AMethod and apparatus for wobble-free data recovery from CD-rom or the likeTEAC CORP·Filed 1997·Granted Jan 19, 1999·38 cites·18 claims
- 0682US5521895AOptical disk reproducing apparatus for controlling the rotational speed of a spindle motor between a CLV control and a CAV controlTEAC CORP·Filed 1995·Granted May 28, 1996·40 cites·11 claims
- 0780US6301212B1Focusing and tracking servo circuit in an optical disk deviceTEAC CORP·Filed 2000·Granted Oct 9, 2001·16 cites·6 claims
- 0876US6687207B2Optical recording apparatus for recording information on a write-once disk or an erasable optical diskTEAC CORP·Filed 2001·Granted Feb 3, 2004·12 cites·2 claims
- 0970US5844872AMethod and apparatus for high speed data recovery from CD-ROMS or like disks of varying qualitiesTEAC CORP·Filed 1997·Granted Dec 1, 1998·23 cites·10 claims
- 1069US8261097B2Data recorder having data encryption function and data reproducing deviceKUBO MITSUMASA·Filed 2007·Granted Sep 4, 2012·5 cites·11 claims
- 1169US4845498AWide dynamic range digital to analog conversion method and systemsTEAC CORP·Filed 1988·Granted Jul 4, 1989·23 cites·3 claims
- 1267US5535183AOptical disk reproducing device and its seek operation methodTEAC CORP·Filed 1994·Granted Jul 9, 1996·16 cites·4 claims
- 1366US8531931B2Optical disk inspecting apparatus and methodKUBO MITSUMASA·Filed 2009·Granted Sep 10, 2013·1 cites·9 claims
- 1466US7050363B2Optical disk deviceTEAC CORP·Filed 2002·Granted May 23, 2006·6 cites·16 claims
- 1562US8009537B2Disk inspection apparatusTEAC CORP·Filed 2010·Granted Aug 30, 2011·2 cites·8 claims
- 1662US5963520AMethod and apparatus for high speed data recovery from CD-ROMS or like disks or varying qualitiesTEAC CORP·Filed 1997·Granted Oct 5, 1999·13 cites·14 claims
- 1760US5982725AMethod and apparatus for checking the quality of CD-ROMs or the like for reading them at matching speedsTEAC CORP·Filed 1997·Granted Nov 9, 1999·13 cites·10 claims
- 1858US8036075B2Disk drive and information processing system having the sameTEAC CORP·Filed 2008·Granted Oct 11, 2011·0 cites·10 claims
- 1957US5623468ADisk apparatus for detecting address marks from a recording disk having data recorded in a zoned constant angular velocity type systemTEAC CORP·Filed 1994·Granted Apr 22, 1997·11 cites·15 claims
- 2056US6721248B2Optical disk unitTEAC CORP·Filed 2001·Granted Apr 13, 2004·4 cites·7 claims
- 2153US4916449AWide dynamic range digital to analog conversion method and systemTEAC CORP·Filed 1987·Granted Apr 10, 1990·13 cites·7 claims
- 2251US7050374B2Optical disk apparatusTEAC CORP·Filed 2002·Granted May 23, 2006·1 cites·19 claims
- 2350US6236630B1Method and apparatus for checking the quality of CD-ROMS or the like for reading them at matching speedsTEAC CORP·Filed 1999·Granted May 22, 2001·8 cites·10 claims
- 2436US6044052AMethod and apparatus for high speed data recovery from CD-ROMs or like disks of varying qualitiesTEAC CORP·Filed 1999·Granted Mar 28, 2000·2 cites·2 claims
- 2533US8435439B2Method of production of cement bonded agglomerated oreUEKAWA SEITA·Filed 2009·Granted May 7, 2013·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →