Inventor
NISHIDA TOYOZO
JP5 patents
⚠️ This page may combine multiple inventors who share the name “NISHIDA TOYOZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
3 patentsUS5555271ASep 10, 1996
Semiconductor laser device
SANYO ELECTRIC CO28 citations91
US6909687B2Jun 21, 2005
Optical pickup with a diffraction element consist of six regions providing spatial variation corresponding to a focas state
SANYO ELECTRIC CO11 citations73
US6044099AMar 28, 2000
Semiconductor laser device
SANYO ELECTRIC CO5 citations58