Inventor · disambiguated record
Toshitada Doi
Also filed as: DOI TOSHITADA · IGA AKIRA · KAZAMI SHIN-ICHI
25 granted patents·890 citations·filing 1974–2000
97Inventor score
Top patents by PatentIndex Score
25 records- 0199US4306305APCM Signal transmitting system with error detecting and correcting capabilitySONY CORP·Filed 1979·Granted Dec 15, 1981·148 cites·6 claims
- 0295US4413340AError correctable data transmission methodSONY CORP·Filed 1981·Granted Nov 1, 1983·71 cites·39 claims
- 0395US4206440AEncoding for error correction of recorded digital signalsSONY CORP·Filed 1977·Granted Jun 3, 1980·63 cites·22 claims
- 0494US4622598AMethod of recording odd and even words of one channel PCM signals in plural tracksSONY CORP·Filed 1983·Granted Nov 11, 1986·57 cites·6 claims
- 0594US4238852AError correcting systemSONY CORP·Filed 1979·Granted Dec 9, 1980·49 cites·6 claims
- 0694US4138694AVideo signal recorder/reproducer for recording and reproducing pulse signalsSONY CORP·Filed 1977·Granted Feb 6, 1979·47 cites·25 claims
- 0789US4069394AStereophonic sound reproduction systemSONY CORP·Filed 1976·Granted Jan 17, 1978·46 cites·9 claims
- 0886US5953721AData supplying method and device thereofSONY CORP·Filed 1996·Granted Sep 14, 1999·102 cites·13 claims
- 0985US4393502AMethod and apparatus for communicating digital information words by error-correction encodingTANAKA MASATO·Filed 1980·Granted Jul 12, 1983·29 cites·43 claims
- 1083US4188616AMethod and system for transmitting and receiving blocks of encoded data words to minimize error distortion in the recovery of said data wordsSONY CORP·Filed 1978·Granted Feb 12, 1980·22 cites·42 claims
- 1182US4215335ADigital signal transmission methodSONY CORP·Filed 1977·Granted Jul 29, 1980·21 cites·25 claims
- 1279US4398292AMethod and apparatus for encoding digital with two error correcting codesSONY CORP·Filed 1981·Granted Aug 9, 1983·25 cites·25 claims
- 1373US4194095AFluid flow control speaker systemSONY CORP·Filed 1978·Granted Mar 18, 1980·37 cites·11 claims
- 1471US4356564ADigital signal transmission system with encoding and decoding sections for correcting errors by parity signals transmitted with digital information signalsSONY CORP·Filed 1980·Granted Oct 26, 1982·17 cites·10 claims
- 1568US4644546AMethod of digital signal transmissionSONY CORP·Filed 1983·Granted Feb 17, 1987·27 cites·6 claims
- 1668US3980963AStabilized transistor amplifierSONY CORP·Filed 1974·Granted Sep 14, 1976·15 cites·9 claims
- 1767US7197455B1Content selection systemSONY CORP·Filed 2000·Granted Mar 27, 2007·9 cites·19 claims
- 1865US6742118B1Information processing apparatus, information processing method, data recording medium, and information processing systemSONY CORP·Filed 1998·Granted May 25, 2004·29 cites·47 claims
- 1962US4355392ABurst-error correcting systemSONY CORP·Filed 1980·Granted Oct 19, 1982·11 cites·18 claims
- 2062US4068091ABinaural sound pickupSONY CORP·Filed 1976·Granted Jan 10, 1978·24 cites·14 claims
- 2160US4037052ASound pickup assemblySONY CORP·Filed 1976·Granted Jul 19, 1977·22 cites·12 claims
- 2257US4121205ADigital to analog converter with power amplificationSONY CORP·Filed 1977·Granted Oct 17, 1978·8 cites·8 claims
- 2353US6289351B1Method and device for detecting presence or absence of validity in data needed to be updatedSONY CORP·Filed 2000·Granted Sep 11, 2001·2 cites·11 claims
- 2442US5887130AInformation processing apparatus, information processing method, data recording medium, and information processing systemSONY CORP·Filed 1996·Granted Mar 23, 1999·8 cites·2 claims
- 2530US6119119AData supplying method and device thereforSONY CORP·Filed 1999·Granted Sep 12, 2000·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →