Inventor · disambiguated record
Joseph O. Norris
Also filed as: NORRIS JOSEPH O
7 granted patents·1 pending application·275 citations·filing 1999–2008
89Inventor score
Top patents by PatentIndex Score
8 records- 0191US7162042B2Modulator processing for a parametric speaker systemAMERICAN TECH CORP·Filed 2003·Granted Jan 9, 2007·52 cites·58 claims
- 0290US8199931B1Parametric loudspeaker with improved phase characteristicsNORRIS ELWOOD G·Filed 2008·Granted Jun 12, 2012·18 cites·49 claims
- 0390US6584205B1Modulator processing for a parametric speaker systemAMERICAN TECH CORP·Filed 1999·Granted Jun 24, 2003·105 cites·18 claims
- 0489US7729498B2Modulator processing for a parametric speaker systemAMERICAN TECH CORP·Filed 2007·Granted Jun 1, 2010·18 cites·18 claims
- 0583US7376236B1Piezoelectric film sonic emitterAMERICAN TECH CORP·Filed 2000·Granted May 20, 2008·34 cites·42 claims
- 0679US7343017B2System for playback of pre-encoded signals through a parametric loudspeaker systemAMERICAN TECH CORP·Filed 2002·Granted Mar 11, 2008·20 cites·35 claims
- 0764US6850623B1Parametric loudspeaker with improved phase characteristicsAMERICAN TECH CORP·Filed 1999·Granted Feb 1, 2005·28 cites·34 claims
- 0849US2005089176A1Parametric loudspeaker with improved phase characteristicsAMERICAN TECH CORP·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →