Inventor · disambiguated record
Hiroaki Shioyama
Also filed as: SHIOYAMA HIROAKI
6 granted patents·96 citations·filing 1997–2002
86Inventor score
Technology areasG11B
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0189US6002655AOptical disc apparatus accessing method and system thereforHITACHI LTD·Filed 1997·Granted Dec 14, 1999·41 cites·5 claims
- 0282US6552970B2Optical disk apparatusHITACHI LTD·Filed 2002·Granted Apr 22, 2003·11 cites·5 claims
- 0381US6643231B2Optical disc apparatus and methodHITACHI LTD·Filed 2002·Granted Nov 4, 2003·9 cites·6 claims
- 0475US6108291AOptical disc apparatus accessing method and system thereforHITACHI LTD·Filed 1999·Granted Aug 22, 2000·17 cites·4 claims
- 0570US6317403B1Optical disc apparatus accessing method and system thereforHITACHI LTD·Filed 1999·Granted Nov 13, 2001·14 cites·2 claims
- 0668US6452889B2Optical disc apparatus accessing method and system thereforHITACHI LTD·Filed 2001·Granted Sep 17, 2002·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →