Inventor · disambiguated record
Matthew N. Duff
Also filed as: DUFF MATTHEW · DUFF MATTHEW N · DUFF MATTHEW NATHAN
4 granted patents·1 pending application·92 citations·filing 2011–2023
76Inventor score
Top patents by PatentIndex Score
5 records- 0196US8930874B2Filter design toolANALOG DEVICES INC·Filed 2012·Granted Jan 6, 2015·75 cites·17 claims
- 0281US8390374B2Apparatus and method for amplification with high front-end gain in the presence of large DC offsetsALEXANDER ALASDAIR GORDON·Filed 2011·Granted Mar 5, 2013·14 cites·20 claims
- 0372US8806409B2Filter design toolANALOG DEVICES INC·Filed 2012·Granted Aug 12, 2014·3 cites·20 claims
- 0455US2023335089A1Outdoor musical instruments having smartphone-interactive features and smartphone standPLAYCORE WISCONSIN INC·Filed 2023·Application pending·0 cites
- 0547US8924910B2Filter design toolANALOG DEVICES INC·Filed 2012·Granted Dec 30, 2014·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →