Inventor · disambiguated record
Hiroharu Sakai
Also filed as: SAKAI HIROHARU
14 granted patents·2 pending applications·13 citations·filing 2003–2011
85Inventor score
Files withHITACHI-LG DATA STORAGE INC6MINAMIGUCHI SHUICHI5SAKAI HIROHARU3KITAYAMA AKIRA1NISHIMURA HAJIME1
Top patents by PatentIndex Score
16 records- 0169US8665681B2Optical disc driveKITAYAMA AKIRA·Filed 2008·Granted Mar 4, 2014·2 cites·5 claims
- 0265US8259548B2Optical disc device and disc identification methodMINAMIGUCHI SHUICHI·Filed 2010·Granted Sep 4, 2012·2 cites·10 claims
- 0364US7102975B2Optical disk read/write apparatus and writing methodHITACHI LG DATA STORAGE INC·Filed 2003·Granted Sep 5, 2006·5 cites·8 claims
- 0456US7206269B2Optical disk recording/reproducing apparatus with reduced resume timeHITACHI LG DATA STORAGE INC·Filed 2003·Granted Apr 17, 2007·3 cites·13 claims
- 0552US2009201775A1Optical Disc Apparatus and Method for Discriminating Optical DiscHITACHI LG DATA STORAGE INC·Filed 2008·Application pending·0 cites
- 0650US7944785B2Optical disc recording/reproducing apparatus and focus-servo method thereofHITACHI LG DATA STORAGE INC·Filed 2006·Granted May 17, 2011·0 cites·8 claims
- 0750US7733748B2Optical disk apparatus method for compensating recording power for the sameHITACHI LG DATA STORAGE INC·Filed 2007·Granted Jun 8, 2010·0 cites·9 claims
- 0848US7298679B2Write power determining method and write power control method for optical disk driveHITACHI LG DATA STORAGE INC·Filed 2004·Granted Nov 20, 2007·1 cites·8 claims
- 0945US8270276B2Optical disc drive and method of controlling power of laser light in recording to optical discMINAMIGUCHI SHUICHI·Filed 2011·Granted Sep 18, 2012·0 cites·10 claims
- 1042US8335142B2Optical disc drive and method of controlling laser light power in optical disc driveNISHIMURA HAJIME·Filed 2011·Granted Dec 18, 2012·0 cites·14 claims
- 1142US8243576B2Optical disc device and playing method of optical discMINAMIGUCHI SHUICHI·Filed 2010·Granted Aug 14, 2012·0 cites·8 claims
- 1239US8605563B2Optical disc device and control method of optical discMINAMIGUCHI SHUICHI·Filed 2010·Granted Dec 10, 2013·0 cites·7 claims
- 1337US8165006B2Optical disc device and data reproduction method for the sameMINAMIGUCHI SHUICHI·Filed 2010·Granted Apr 24, 2012·0 cites·7 claims
- 1435US8189447B2Optical disc drive and method of controlling the sameSAKAI HIROHARU·Filed 2011·Granted May 29, 2012·0 cites·6 claims
- 1532US8406100B2Optical disc device and tracking servo control circuit thereforSAKAI HIROHARU·Filed 2011·Granted Mar 26, 2013·0 cites·3 claims
- 1632US2011205872A1Optical disc drive and method of controlling the sameSAKAI HIROHARU·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →