Inventor · disambiguated record
Shuichi Okubo
Also filed as: OKUBO SHUICHI
9 granted patents·6 pending applications·174 citations·filing 1994–2023
89Inventor score
Files withNEC CORP6JAPAN ENERGY CORP3NIPPON TECHNO CARBON CO LTD2SANKEN ELECTRIC CO LTD2NEC CORPORATIN1
Top patents by PatentIndex Score
15 records- 0193US9391136B1Semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2015·Granted Jul 12, 2016·13 cites·6 claims
- 0282US5565978ATotal-reflection type refractive index sensorJAPAN ENERGY CORP·Filed 1994·Granted Oct 15, 1996·60 cites·20 claims
- 0381US6657946B2Phase change type optical disk having different reflectances at crystalline and amorphous statesNEC CORP·Filed 2001·Granted Dec 2, 2003·17 cites·19 claims
- 0472US6064642APhase-change type optical diskNEC CORP·Filed 1999·Granted May 16, 2000·25 cites·5 claims
- 0566US6646978B2Optical storage medium with improved substrate structure to provide uniform signal qualityNEC CORP·Filed 2001·Granted Nov 11, 2003·6 cites·18 claims
- 0661US2023349045A1SusceptorNIPPON TECHNO CARBON CO LTD·Filed 2023·Application pending·0 cites
- 0759US5641230AMethod of determining cloud points and cloud point meterJAPAN ENERGY CORP·Filed 1994·Granted Jun 24, 1997·22 cites·6 claims
- 0857US6839318B2Optical information recording medium having ultraviolet-curing resin and adhesive layers and method of manufacturing sameNIPPON ELECTRIC CO·Filed 2001·Granted Jan 4, 2005·3 cites·4 claims
- 0953US5731994AMethod of packing particles into vessels and apparatus thereforJAPAN ENERGY CORP·Filed 1996·Granted Mar 24, 1998·17 cites·16 claims
- 1046US6203877B1Optical information recording mediumNEC CORP·Filed 1999·Granted Mar 20, 2001·11 cites·16 claims
- 1143US2020385864A1SusceptorNIPPON TECHNO CARBON CO LTD·Filed 2018·Application pending·0 cites
- 1239US2003147321A1Recording power adjusting method and optical information record apparatus using the sameNEC CORP·Filed 2003·Application pending·0 cites
- 1338US2003081518A1Recording power adjusting method and optical information record apparatus using the sameNEC CORPORATIN·Filed 2002·Application pending·0 cites
- 1437US2003118936A1Optical information recording medium, method of manufacturing the same, and recording method on the sameNEC CORP·Filed 2001·Application pending·0 cites
- 1532US2015270334A1Semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →