Inventor · disambiguated record
Toshiharu Ezuka
Also filed as: EZUKA TOSHIHARU
3 granted patents·33 citations·filing 1993–2005
70Inventor score
Top patents by PatentIndex Score
3 records- 0185US7542397B2Aberration correction apparatus, and control apparatus, control method and control program of optical pickupPIONEER CORP·Filed 2005·Granted Jun 2, 2009·8 cites·10 claims
- 0267US5434840ANon-linear reflectance optical information recording layer irradiated by a light beam controlled with an amplitude filterPIONEER ELECTRONIC CORP·Filed 1993·Granted Jul 18, 1995·18 cites·3 claims
- 0353US6597442B2Apparatus for measuring aberration of a lens and an apparatus for adjusting a position of the lensPIONEER CORP·Filed 2001·Granted Jul 22, 2003·7 cites·8 claims
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