Inventor
HIRAGA TAKAYOSHI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “HIRAGA TAKAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KENWOOD CORP
4 patentsUS5768240AJun 16, 1998
Optical disk recording/reproducing apparatus
KENWOOD CORP26 citations89
US5719849AFeb 17, 1998
Optical disk holding apparatus
KENWOOD CORP8 citations70
US5963527AOct 5, 1999
Optical disk recording and reproducing apparatus
KENWOOD CORP5 citations59
US7050207B1May 23, 2006
Optical pickup device using hologram pattern and hologram pattern generating method
KENWOOD CORP3 citations55