P

Inventor

CHIBA TAKAYOSHI

JP19 patents
⚠️ This page may combine multiple inventors who share the name “CHIBA TAKAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

16 patents
US6289059B1Sep 11, 2001

Information reproducing apparatus and reproducing method

SONY CORP27 citations92
US5446604AAug 29, 1995

Apparatus for detecting addresses recorded on each sector of a disk by detecting a first address mark and then in the absence of a second address mark, generating a pseudo address mark a predetermined time after detecting the first address mark

SONY CORP21 citations92
US5436878AJul 25, 1995

Disc recording and/or reproducing apparatus for permitting continuous sector processing at boundaries between recording regions with different recording densities

SONY CORP28 citations92
US5353175AOct 4, 1994

Apparatus for using window signal generators to enable detection of header information such as an address mark, sector mark, or address information recorded on each sector of a disc recording medium only where such information could be present

SONY CORP30 citations92
US6097685AAug 1, 2000

Information reproducing apparatus and reproducing method

SONY CORP19 citations84
US5523990AJun 4, 1996

Apparatus for using window signal generators to enable detection of heater information such as an address mark, sector mark, or address information recorded on each sector of a disc recording medium only where such information could be present

SONY CORP19 citations84
US6906990B2Jun 14, 2005

Phase-change optical disk and optical disk apparatus

SONY CORP18 citations83
US5502699AMar 26, 1996

Disc reproduction apparatus

SONY CORP19 citations83
US6570940B2May 27, 2003

Information reproducing apparatus and reproducing method

SONY CORP6 citations73
US6317471B1Nov 13, 2001

Information reproducing apparatus and reproducing method

SONY CORP8 citations73
US6192502B1Feb 20, 2001

Information reproducing apparatus and reproducing method

SONY CORP10 citations73
US5867463AFeb 2, 1999

Recording and reproducing apparatus including read/write mode reproducing control parameter setting means

SONY CORP16 citations73
US5523988AJun 4, 1996

Optical pickup control apparatus

SONY CORP15 citations73
US5521893AMay 28, 1996

Data recording apparatus

SONY CORP18 citations73
US7430157B2Sep 30, 2008

Recording device, recording method, reproducing device, and reproducing method

SONY CORP8 citations71
US7663998B2Feb 16, 2010

Information reproduction device and read clock monitoring method

SONY CORP2 citations63

NEC CORP

2 patents

ASAHI CHEMICAL IND

1 patent