Inventor
SEKI TAKAHITO
JP28 patents
⚠️ This page may combine multiple inventors who share the name “SEKI TAKAHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
27 patentsUS5450253ASep 12, 1995
Adaptive equalizer for magnetic reproducing apparatus
SONY CORP60 citations94
US6247112B1Jun 12, 2001
Bit manipulation instructions
SONY CORP38 citations92
US5255128AOct 19, 1993
Apparatus for detecting digital data
SONY CORP22 citations92
US5404249AApr 4, 1995
Digital video tape recorder with data block ID signal error correction
SONY CORP19 citations82
US5973868AOct 26, 1999
Recording and/or reproducing apparatus with means for establishing an after-recording area
SONY CORP6 citations74
US5774289AJun 30, 1998
Digital video tape recorder for recording data blocks with inner and outer parity data and ID data having Reed-Soloman error correction code
SONY CORP6 citations74
US5583707ADec 10, 1996
Digital video tape recorder with data block I.D. signal error correction
SONY CORP11 citations74
US5526199AJun 11, 1996
Data recording apparatus
SONY CORP5 citations74
US5434673AJul 18, 1995
Digital information transferring apparatus capable of identifying the type of device supplied with the transferred information
SONY CORP10 citations74
US5426538AJun 20, 1995
Recording and/or reproducing apparatus with means for establishing an after-recording area
SONY CORP11 citations74
US5337193AAug 9, 1994
Apparatus for selectively recording and/or reproducing a video signal with a PCM audio signal or with an FM audio signal
SONY CORP8 citations74
US5270876ADec 14, 1993
Apparatus for reproducing data recorded on a magnetic recording medium
SONY CORP10 citations74
US5223991AJun 29, 1993
Digital video tape recorder
SONY CORP11 citations74
US5193035AMar 9, 1993
Apparatus and method for phase correction of a clock signal by controlling the variable delaying thereof
SONY CORP10 citations74
US5089917AFeb 18, 1992
Digital signal recovery apparatus with minimized high frequency noise
SONY CORP17 citations74
US4885646ADec 5, 1989
Digital recorder using partial response method
SONY CORP17 citations74
US5523856AJun 4, 1996
Synchronizing signal detecting and error-correcting apparatus
SONY CORP8 citations72
US5361174ANov 1, 1994
Magnetic reproducing apparatus
SONY CORP8 citations72
US5668677ASep 16, 1997
Apparatus for recording and reproducing variable length codes
SONY CORP6 citations63
US4984099AJan 8, 1991
Apparatus for decoding a transmitted signal
SONY CORP6 citations63
US5852525ADec 22, 1998
Automatic clock signal phase adjustment in which a pattern including 0's is detected and integrated to effect the phase adjustment
SONY CORP3 citations60
US5615059AMar 25, 1997
Automatic clock signal phase adjusting circuit
SONY CORP2 citations60
US5615060AMar 25, 1997
Automatic clock signal phase adjusting circuit utilizing level detector and pattern detector
SONY CORP2 citations60
US5737480AApr 7, 1998
Data recording apparatus
SONY CORP0 citations52
US5253123AOct 12, 1993
Apparatus for digitally recording time-multiplexed digital information and pilot signals with different recording current levels
SONY CORP1 citations52
US5162953ANov 10, 1992
Digital signal reproducing apparatus
SONY CORP1 citations52
US6631242B1Oct 7, 2003
Apparatus for recording and reproducing digital picture data
SONY CORP1 citations51