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USPTO Patent Rankings Data through Sept 30, 2025
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David Klein — 2 Patents in 2017

KEKnowles Electronics: 2 patents #14 of 77Top 20%
Los Altos, CA: #261 of 841 inventorsTop 35%
California: #13,043 of 60,394 inventorsTop 25%
Overall (2017): #159,990 of 506,227Top 35%
2 Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9633655 Voice sensing and keyword analysis Peter Santos, Hong You, Jean Laroche, Michael M. Goodwin, Sridhar Krishna Nemala +2 more 2017-04-25
9536540 Speech signal separation and synthesis based on auditory scene analysis and speech modeling Carlos Avendano, John Woodruff, Michael M. Goodwin 2017-01-03