Inventor · disambiguated record
Shigeru Shimonou
Also filed as: INADA HOROSHI · SHIMONOU SHIGERU
19 granted patents·4 pending applications·288 citations·filing 1978–2008
95Inventor score
Top patents by PatentIndex Score
23 records- 0190US4951274AMagneto-optical head capable of separating beams for reading recorded information and servo information by use of one optical elementNEC CORP·Filed 1988·Granted Aug 21, 1990·44 cites·14 claims
- 0289US4615023ABeam access apparatus for optical disc systemNEC CORP·Filed 1985·Granted Sep 30, 1986·40 cites·13 claims
- 0386US4648085AOptical information recording and reading apparatus with error correctionNEC CORP·Filed 1984·Granted Mar 3, 1987·28 cites·10 claims
- 0481US7551530B2Optical disc recording systemNEC CORP·Filed 2005·Granted Jun 23, 2009·4 cites·18 claims
- 0578US5046058ATrack access apparatus having a learning control for positioning a transducer for a disc-shaped recording mechanismNEC CORP·Filed 1988·Granted Sep 3, 1991·23 cites·4 claims
- 0677US7471617B2Optical disc medium having extended record control data areas, optical disc apparatus using the same, and data recording method on the sameNEC CORP·Filed 2005·Granted Dec 30, 2008·3 cites·1 claims
- 0777US4216415APosition control system comprising a digital algebraic adder circuitNIPPON ELECTRIC CO·Filed 1978·Granted Aug 5, 1980·29 cites·12 claims
- 0876US5990651AStepping motor drive apparatus and stepping motorNEC CORP·Filed 1998·Granted Nov 23, 1999·39 cites·15 claims
- 0974US5020044AHead positioning system for use in information recording/reproducing device with means for deriving track crossing signal from tracking error signalNEC CORP·Filed 1989·Granted May 28, 1991·20 cites·2 claims
- 1073US7643394B2Optical disk, optical disk recording method, and optical disk recording apparatusTOSHIBA KK·Filed 2005·Granted Jan 5, 2010·2 cites·8 claims
- 1169US5105399AMagneto-optical means for reading disks by comparing signals at leading and trailing edges of laser beamNEC CORP·Filed 1990·Granted Apr 14, 1992·19 cites·16 claims
- 1268US7136339B2Positioning control apparatus and method capable of reducing relative position error without increasing gain and frequency band of transfer characteristics of control systemNEC CORP·Filed 2002·Granted Nov 14, 2006·7 cites·86 claims
- 1361US2008298184A1Optical disc recording systemNEC CORP·Filed 2008·Application pending·0 cites
- 1456US4488098APosition control system for a movable memberNIPPON ELECTRIC CO·Filed 1982·Granted Dec 11, 1984·16 cites·11 claims
- 1551US7471602B2Recording/reproducing method and recording/reproducing apparatus and optical diskTOSHIBA KK·Filed 2005·Granted Dec 30, 2008·0 cites·2 claims
- 1648US7492697B2Optical disc recording method and apparatusSANYO ELECTRIC CO·Filed 2005·Granted Feb 17, 2009·0 cites·14 claims
- 1747US2009059747A1Recording condition adjustment method for information recording medium and information recording/reproducing apparatusNEC CORP·Filed 2006·Application pending·0 cites
- 1844US2005265171A1Optical disc recording systemNEC CORP·Filed 2005·Application pending·0 cites
- 1942US5293364ATrack access control device for an optical disk driveNEC CORP·Filed 1992·Granted Mar 8, 1994·5 cites·2 claims
- 2041US5253238AArrangement for producing precise tracking error signal for optical disk deviceNEC CORP·Filed 1992·Granted Oct 12, 1993·5 cites·5 claims
- 2141US2005237874A1Optical disc medium, optical disc apparatus using the same, and data recording method in the sameTOSHIBA KK·Filed 2005·Application pending·0 cites
- 2237US5737282AOptical disk apparatus and track access control method utilizing positioned shift between scanning beamsNEC CORP·Filed 1996·Granted Apr 7, 1998·3 cites·6 claims
- 2333US5859817AOptical disk apparatus and track access control method for optical disk apparatus for reducing the relative position shift between two beam spots which are emitted through two objective lensesNEC CORP·Filed 1997·Granted Jan 12, 1999·1 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Shigeru Shimonou files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →