Inventor · disambiguated record
Kazunobu Tsujikawa
Also filed as: TSUJIKAWA KAZUNOBU
4 granted patents·64 citations·filing 1979–2009
74Inventor score
Technology areasH04N
Files withSONY CORP4
Top patents by PatentIndex Score
4 records- 0188US4287529ATime base error correcting apparatusSONY CORP·Filed 1979·Granted Sep 1, 1981·53 cites·25 claims
- 0264US7706532B2Encryption/decryption device and methodSONY CORP·Filed 2004·Granted Apr 27, 2010·7 cites·20 claims
- 0360US7885407B2Transmitting apparatus, receiving apparatus, and data transmission systemSONY CORP·Filed 2004·Granted Feb 8, 2011·4 cites·16 claims
- 0456US8024580B2Transmitting apparatus, receiving apparatus, and data transmitting systemSONY CORP·Filed 2009·Granted Sep 20, 2011·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →