Inventor · disambiguated record
Naobumi Seo
Also filed as: SEO NAOBUMI
9 granted patents·202 citations·filing 1986–2002
90Inventor score
Technology areasG11B
Top patents by PatentIndex Score
9 records- 0194US6795381B2Multi-body multi-purpose information processing apparatusTOSHIBA KK·Filed 2002·Granted Sep 21, 2004·54 cites·15 claims
- 0284US4841502AInformation recording system and reproducing for recording and reproducing information on a magneto-optical diskTOSHIBA KK·Filed 1986·Granted Jun 20, 1989·32 cites·6 claims
- 0376US5239530AMethod and apparatus for detecting a track count in an optical disk apparatus for recording/reproducing data on/from an optical diskTOKYO SHIBAURA ELECTRIC CO·Filed 1990·Granted Aug 24, 1993·27 cites·16 claims
- 0473US5361245AOptical signal processing apparatus for detecting the direction of movement of an optical reading device relative to an optical diskTOSHIBA KK·Filed 1993·Granted Nov 1, 1994·23 cites·6 claims
- 0572US5406535AHead seeking control apparatus with changeable speed referencesTOSHIBA KK·Filed 1993·Granted Apr 11, 1995·21 cites·15 claims
- 0667US4926408AMagneto-optic recording/erasing system with simultaneous dual head control and disk error detectionTOSHIBA KK·Filed 1989·Granted May 15, 1990·14 cites·5 claims
- 0761US5157645AOptical disk unitTOSHIBA KK·Filed 1990·Granted Oct 20, 1992·13 cites·4 claims
- 0860US5193081ATrack-accessing controller for optical disksTOSHIBA KK·Filed 1990·Granted Mar 9, 1993·13 cites·13 claims
- 0944US5329509AOptical disk unitTOSHIBA KK·Filed 1992·Granted Jul 12, 1994·5 cites·8 claims
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