Inventor
MIYAUCHI MITSUHIRO
JP7 patents
⚠️ This page may combine multiple inventors who share the name “MIYAUCHI MITSUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
6 patentsUS7801010B2Sep 21, 2010
Coupling lens and optical pickup device
HITACHI MAXELL7 citations65
US7755998B2Jul 13, 2010
Optical pickup system, optical head, optical disk apparatus, and objective lens
HITACHI MAXELL2 citations59
US7924685B2Apr 12, 2011
Objective lens
HITACHI MAXELL1 citations51
US7855940B2Dec 21, 2010
Pickup lens with phase compensator and optical pickup apparatus using the same
HITACHI MAXELL0 citations45
US7586815B2Sep 8, 2009
Pickup lens with phase compensator and optical pickup apparatus using the same
HITACHI MAXELL0 citations45
US7787349B2Aug 31, 2010
Optical pickup lens and optical pickup apparatus
HITACHI MAXELL0 citations39