Inventor · disambiguated record
David M. Underwood
Also filed as: UNDERWOOD DAVID · UNDERWOOD DAVID M
41 granted patents·17 pending applications·934 citations·filing 2005–2025
98Inventor score
Files withLoveSac Company45SAC ACQUISITION LLC9NELSON SHAWN D2SAC ACQUISTION LLC1SAC AQUISITION LLC1
Top patents by PatentIndex Score
58 records- 0198US10806261B2Modular furniture assemblyLoveSac Company·Filed 2018·Granted Oct 20, 2020·20 cites·17 claims
- 0298US10123623B2Modular furniture assembly with dual couplersLoveSac Company·Filed 2017·Granted Nov 13, 2018·40 cites·20 claims
- 0397US11253073B2Modular furniture system with storage baseLoveSac Company·Filed 2020·Granted Feb 22, 2022·9 cites·20 claims
- 0497US10154733B2Modular furniture assembly with mounting platformLoveSac Company·Filed 2017·Granted Dec 18, 2018·31 cites·20 claims
- 0597US9277813B2Modular furniture assembly and display kit with magnetic coupling assemblyNELSON SHAWN D·Filed 2010·Granted Mar 8, 2016·49 cites·43 claims
- 0696US11689856B2Electronic furniture systems with integrated induction chargerLoveSac Company·Filed 2020·Granted Jun 27, 2023·11 cites·33 claims
- 0796US10212519B2Electronic furniture systems with integrated internal speakersSAC ACQUISITION LLC·Filed 2016·Granted Feb 19, 2019·46 cites·30 claims
- 0896US10123621B2Furniture system recliner assembly with sled railsLoveSac Company·Filed 2017·Granted Nov 13, 2018·38 cites·20 claims
- 0996US9277826B2Mounting platform for modular furniture assemblySAC ACQUISITION LLC·Filed 2014·Granted Mar 8, 2016·66 cites·20 claims
- 1095US11647840B2Furniture console and methods of using the sameLoveSac Company·Filed 2021·Granted May 16, 2023·12 cites·22 claims
- 1195US11178487B2Electronic furniture systems with integrated induction chargerLoveSac Company·Filed 2020·Granted Nov 16, 2021·13 cites·25 claims
- 1295US10972838B2Electronic furniture systems with speaker tuningLoveSac Company·Filed 2019·Granted Apr 6, 2021·16 cites·28 claims
- 1395US10236643B2Electrical hub for furniture assembliesSAC ACQUISITION LLC·Filed 2016·Granted Mar 19, 2019·34 cites·31 claims
- 1495US10143307B2Furniture system with recliner assemblySAC ACQUISITION LLC·Filed 2016·Granted Dec 4, 2018·36 cites·21 claims
- 1595US8783778B2Mounting platform for modular furniture assemblyNELSON SHAWN D·Filed 2011·Granted Jul 22, 2014·97 cites·33 claims
- 1694US11178973B2Furniture spring systemLoveSac Company·Filed 2019·Granted Nov 23, 2021·12 cites·22 claims
- 1794US10070725B2Modular furniture assembly with dual coupling mechanismsSAC ACQUISITION LLC·Filed 2016·Granted Sep 11, 2018·30 cites·22 claims
- 1893US11172301B2Electronic furniture systems with integrated internal speakersLoveSac Company·Filed 2019·Granted Nov 9, 2021·11 cites·16 claims
- 1993US10979241B2Electronic furniture systems with integrated artificial intelligenceLoveSac Company·Filed 2017·Granted Apr 13, 2021·16 cites·22 claims
- 2093US7419220B2Modular furniture assemblySAC ACQUISITION LLC·Filed 2007·Granted Sep 2, 2008·80 cites·24 claims
- 2192US11659933B2Furniture spring systemLoveSac Company·Filed 2021·Granted May 30, 2023·3 cites·14 claims
- 2292US11178486B2Modular furniture speaker assembly with reconfigurable transverse membersLoveSac Company·Filed 2019·Granted Nov 16, 2021·16 cites·43 claims
- 2392US7547073B2Modular furniture assemblySAC AQUISITION LLC·Filed 2006·Granted Jun 16, 2009·96 cites·30 claims
- 2492US7213885B2Modular furniture assemblySAC ACQUISTION LLC·Filed 2005·Granted May 8, 2007·118 cites·31 claims
- 2590US12070131B2Reconfigurable modular furniture assembly with overlapping geometryLoveSac Company·Filed 2021·Granted Aug 27, 2024·4 cites·25 claims
- 2690US11659936B2Modular furniture support systemsLoveSac Company·Filed 2020·Granted May 30, 2023·4 cites·13 claims
- 2786US11191364B2Furniture storage baseLoveSac Company·Filed 2019·Granted Dec 7, 2021·3 cites·23 claims
- 2883US11871853B2Furniture console and methods of using the sameLoveSac Company·Filed 2022·Granted Jan 16, 2024·1 cites·23 claims
- 2983US2025311857A1Telescoping Bed FramesLoveSac Company·Filed 2025·Application pending·0 cites
- 3083US2025311856A1Modular Bed FramesLoveSac Company·Filed 2025·Application pending·0 cites
- 3180US9603448B2Modular shelving assembly with universal design ratioSAC ACQUISITION LLC·Filed 2013·Granted Mar 28, 2017·13 cites·24 claims
- 3278US12396557B2Modular furniture and reclining assembliesLoveSac Company·Filed 2023·Granted Aug 26, 2025·1 cites·22 claims
- 3377US12483833B2Electronic furniture assembly with integrated internal speaker systemLoveSac Company·Filed 2023·Granted Nov 25, 2025·0 cites·20 claims
- 3477US11832039B2Tuning calibration technology for systems and methods for acoustically correcting sound loss through fabricLoveSac Company·Filed 2021·Granted Nov 28, 2023·1 cites·44 claims
- 3577US2025351963A1Modular furniture and reclining assembliesLoveSac Company·Filed 2025·Application pending·0 cites
- 3673US2024357291A1Electronic furniture systems with integrated induction chargerLoveSac Company·Filed 2024·Application pending·0 cites
- 3770US12507009B2Systems and methods for correcting sound loss through partially acoustically transparent materialsLoveSac Company·Filed 2023·Granted Dec 23, 2025·0 cites·28 claims
- 3870US12495253B2Systems and methods for tuning based on furniture configurationLoveSac Company·Filed 2023·Granted Dec 9, 2025·0 cites·20 claims
- 3970US12364338B2Modular furniture support systemsLoveSac Company·Filed 2023·Granted Jul 22, 2025·0 cites·19 claims
- 4070USD1077501SChairLoveSac Company·Filed 2024·Granted Jun 3, 2025·2 cites·1 claims
- 4170US2024407550A1Reconfigurable modular furniture assembly with connector leg assemblyLoveSac Company·Filed 2024·Application pending·0 cites
- 4269US12052555B2Electronic furniture systems with integrated induction chargerLoveSac Company·Filed 2023·Granted Jul 30, 2024·0 cites·19 claims
- 4367USD1076494SModular furniture assembly with base and upright memberLoveSac Company·Filed 2021·Granted May 27, 2025·2 cites·1 claims
- 4467USD1075342SModular furniture assembly with base and multiple upright membersLoveSac Company·Filed 2021·Granted May 20, 2025·2 cites·1 claims
- 4567US11805363B2Electronic furniture assembly with integrated internal speaker system including downward oriented speakerLoveSac Company·Filed 2021·Granted Oct 31, 2023·0 cites·16 claims
- 4667US2025072603A1Modular cabinet assemblies and related methodsLoveSac Company·Filed 2024·Application pending·0 cites
- 4765US2025089888A1Casegood furniture systems, assemblies and methodsLoveSac Company·Filed 2024·Application pending·0 cites
- 4860US2024000244A1Acoustically transparent pillowLoveSac Company·Filed 2023·Application pending·0 cites
- 4959US2025337276A1Wireless charger and furniture component including the sameLoveSac Company·Filed 2024·Application pending·0 cites
- 5056US2024423374A1Modular furniture and reclining assemblies with docking featuresLoveSac Company·Filed 2024·Application pending·0 cites
Showing the top 50 of 58 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →