Inventor
BRADSHAW ALEX
JP17 patents
⚠️ This page may combine multiple inventors who share the name “BRADSHAW ALEX”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER ELECTRONIC CORP
12 patentsUS6246646B1Jun 12, 2001
Focus control apparatus for multilayer optical recording medium
PIONEER ELECTRONIC CORP46 citations92
US6151280ANov 21, 2000
Focus jump control apparatus of a player for multilayer recording disc
PIONEER ELECTRONIC CORP29 citations92
US6101157AAug 8, 2000
Apparatus and method for focus control of read light irradiated on a recording surface
PIONEER ELECTRONIC CORP32 citations92
US5926445AJul 20, 1999
Waveform controlling device for a tracking error signal
PIONEER ELECTRONIC CORP27 citations92
US5600615AFeb 4, 1997
Device and method for automatically controlling a servo loop gain
PIONEER ELECTRONIC CORP28 citations92
US5471441ANov 28, 1995
CD player capable of playing back partially recorded CD
PIONEER ELECTRONIC CORP29 citations92
US5430698AJul 4, 1995
CD playing apparatus
PIONEER ELECTRONIC CORP30 citations92
US5414684AMay 9, 1995
Method and apparatus for discriminating type of disks positioned on a CD player
PIONEER ELECTRONIC CORP23 citations92
US5751674AMay 12, 1998
Apparatus for controlling bias amount of focus error signal
PIONEER ELECTRONIC CORP28 citations91
US6134196AOct 17, 2000
Carriage controller for multi-layer disc
PIONEER ELECTRONIC CORP18 citations84
US5515351AMay 7, 1996
Method and apparatus for executing a CD playback setup operation in a CD player particularly suited to playback of partially recorded CDs
PIONEER ELECTRONIC CORP9 citations73
US5508988AApr 16, 1996
Method and apparatus for reproducing information from a partially recorded recording medium
PIONEER ELECTRONIC CORP18 citations73
PIONEER CORP
4 patentsUS6295256B1Sep 25, 2001
Focusing bias adjusting apparatus and method in optical recording medium playing apparatus
PIONEER CORP27 citations91
US6690632B1Feb 10, 2004
Tilt servo apparatus and control method thereof
PIONEER CORP16 citations84
US6587409B1Jul 1, 2003
Tilt servo apparatus for optical disc recording/playing apparatus
PIONEER CORP18 citations84
US6985412B1Jan 10, 2006
Focus servo controller with collision avoidance and method therefor
PIONEER CORP7 citations73