Hyogo
Japan
4
2007-05-17
The entities that hold a legal rights for patent applications filed by inventor Ogata Daisuke:
Daisuke Ogata from Hyogo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Optical head apparatus and optical information recording and reproduction apparatus
#2 | 2007-05-17Optical head apparatus and optical information recording and reproduction apparatus
#3 | 2006-12-19Optical head and optical disc apparatus for focusing a collimated laser beam
#4 | 2005-06-09Optical head apparatus and optical information recording and reproduction apparatus
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