Inventor · disambiguated record
Kaliappan Gopalan
Also filed as: GOPALAN KALIAPPAN
3 granted patents·72 citations·filing 2002–2006
73Inventor score
Technology areasG10L
Top patents by PatentIndex Score
3 records- 0186US7555432B1Audio steganography method and apparatus using cepstrum modificationPURDUE RESEARCH FOUNDATION·Filed 2006·Granted Jun 30, 2009·32 cites·15 claims
- 0274US7035700B2Method and apparatus for embedding data in audio signalsUS AIR FORCE·Filed 2002·Granted Apr 25, 2006·34 cites·5 claims
- 0350US7231271B2Steganographic method for covert audio communicationsUS AIR FORCE·Filed 2004·Granted Jun 12, 2007·6 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →