Inventor · disambiguated record
Jan Plummer
Also filed as: PLUMMER JAN · PLUMMER JAN P · PLUMMER JAN PRINCETON
6 granted patents·6 pending applications·140 citations·filing 1978–2021
85Inventor score
Files withTBI AUDIO SYSTEMS LLC3VIRTUAL BASS TECHNOLOGIES INC2PLUMMER JAN1PLUMMER JAN P1PLUMMER JAN PRINCETON1
Top patents by PatentIndex Score
12 records- 0184US7614479B2Sound enhancement modulePLUMMER JAN·Filed 2007·Granted Nov 10, 2009·21 cites·18 claims
- 0276US4228402ADevice for remote control of stereo hi-fi amplifier parametersSOUND MATE INC·Filed 1978·Granted Oct 14, 1980·21 cites·17 claims
- 0375US7207413B2Closed loop embedded audio transmission line technology for loudspeaker enclosures and systemsTBI AUDIO SYSTEMS LLC·Filed 2004·Granted Apr 24, 2007·22 cites·18 claims
- 0468US4799264ASpeaker systemPLUMMER JAN P·Filed 1987·Granted Jan 17, 1989·54 cites·12 claims
- 0555US6704425B1System and method to enhance reproduction of sub-bass frequenciesVIRTUAL BASS TECHNOLOGIES LLC·Filed 1999·Granted Mar 9, 2004·22 cites·2 claims
- 0650US11558689B2Acoustic adapter for a loudspeaker driverTBI AUDIO SYSTEMS LLC·Filed 2021·Granted Jan 17, 2023·0 cites·14 claims
- 0749US2010142741A1LoudspeakerPLUMMER JAN PRINCETON·Filed 2009·Application pending·0 cites
- 0848US2007256888A1Speaker System With Improved Frequency ResponseTBI AUDIO SYSTEMS LLC·Filed 2007·Application pending·0 cites
- 0947US2006013430A1System and method to enhance reproduction of sub-bass frequenciesVIRTUAL BASS TECHNOLOGIES INC·Filed 2005·Application pending·0 cites
- 1044US2004218774A1System and method to enhance reproduction of sub-bass frequenciesVIRTUAL BASS TECHNOLOGIES INC·Filed 2004·Application pending·0 cites
- 1143US2003174851A1System and method to improve the low frequency performance of electro acoustic transducersFiled 2003·Application pending·0 cites
- 1241US2004162025A1Enhanced embedded electronics for wireless transmission and reception of audio in subwoofer applicationsFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →