Inventor
OGAWA YOICHI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “OGAWA YOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
9 patentsUS6044792AApr 4, 2000
Plasma CVD apparatus
HITACHI MAXELL50 citations96
US6367411B2Apr 9, 2002
Plasma CVD apparatus
HITACHI MAXELL20 citations92
US5543221AAug 6, 1996
Magnetic recording medium
HITACHI MAXELL45 citations92
US7396150B2Jul 8, 2008
Lighting apparatus and display apparatus
HITACHI MAXELL22 citations91
US7670031B2Mar 2, 2010
Lighting device and display apparatus
HITACHI MAXELL16 citations84
US6312524B1Nov 6, 2001
Plasma CVD apparatus
HITACHI MAXELL11 citations73
US5139884AAug 18, 1992
Magnetic recording medium comprising an aluminum substrate in which pores formed by anodic oxidation contain crystallographicaly discontinuous particles of fe-alloy
HITACHI MAXELL16 citations73
US8368839B2Feb 5, 2013
Optical adjusting member and illumination device and liquid crystal display device including the same
HITACHI MAXELL0 citations52
US7927520B2Apr 19, 2011
Method for lighting apparatus and display apparatus
HITACHI MAXELL1 citations51
PIONEER ELECTRONIC CORP
3 patentsUS5249169ASep 28, 1993
Apparatus for reproducing information
PIONEER ELECTRONIC CORP22 citations92
US4922160AMay 1, 1990
Impedance load driving circuit
PIONEER ELECTRONIC CORP7 citations73
US5268894ADec 7, 1993
Apparatus for reproducing information by delaying and attenuating a reproducing signal
PIONEER ELECTRONIC CORP2 citations58