Inventor · disambiguated record
Naotaka Otsuka
Also filed as: OTSUKA NAOTAKA
3 granted patents·39 citations·filing 2001–2005
71Inventor score
Technology areasG11B
Files withSHARP KK3
Top patents by PatentIndex Score
3 records- 0188US6868055B2Optical pickupSHARP KK·Filed 2001·Granted Mar 15, 2005·26 cites·37 claims
- 0284US7106682B2Optical pickupSHARP KK·Filed 2005·Granted Sep 12, 2006·6 cites·8 claims
- 0367US7649825B2Splitting element, light emitter, and optical pickup apparatusSHARP KK·Filed 2004·Granted Jan 19, 2010·7 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →