Inventor
OGIWARA KENJI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “OGIWARA KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONICA MINOLTA OPTO INC
6 patentsUS7489615B2Feb 10, 2009
Objective optical element, optical pickup apparatus and optical disc driving apparatus
KONICA MINOLTA OPTO INC2 citations60
US7957231B2Jun 7, 2011
Optical pickup apparatus and objective optical element
KONICA MINOLTA OPTO INC0 citations51
US7889618B2Feb 15, 2011
Objective optical element and optical pickup apparatus
KONICA MINOLTA OPTO INC0 citations51
US7821904B2Oct 26, 2010
Optical pickup apparatus and objective optical element
KONICA MINOLTA OPTO INC0 citations51
US7664003B2Feb 16, 2010
Objective lens and optical pickup apparatus
KONICA MINOLTA OPTO INC1 citations48
US7282684B2Oct 16, 2007
Optical pickup apparatus
KONICA MINOLTA OPTO INC1 citations48