DI

David C. Breece, III

Apple: 9 patents #3,465 of 18,612Top 20%
Google: 3 patents #8,000 of 22,993Top 35%
Overall (All Time): #400,994 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11877126 Inductive excursion sensing for audio transducers Michael Asfaw, Chad G. Seguin, Leonardo Kusumo 2024-01-16
11146900 Inductive excursion sensing for audio transducers Michael Asfaw, Chad G. Seguin, Leonardo Kusumo 2021-10-12
10102175 Methods and apparatus for multi-drop digital bus James M. Hollabaugh, Kirill Kalinichev 2018-10-16
9854355 Grounding circuit for alternate audio plug designs Roderick B. Hogan, Joseph C. Curcio, Cara S. Yang, Nathan A. Johanningsmeier, Kavitha Srinivasan 2017-12-26
9847713 Charge pump-based split-rail supply generation Roderick B. Hogan, Nathan A. Johanningsmeier 2017-12-19
9787257 Audio amplifier circuit having inputs for three audio channels Daniel K. Boothe, Adrien N. Haage 2017-10-10
9766481 Closed loop audio processing for bone conduction transducer Michael Asfaw, Chad G. Seguin 2017-09-19
9436761 Data communications via limited length audio jack Cesar Lozano Villarreal, Ruenjou Lu, Mahmoud R. Amini, Jonathan M. Zweig 2016-09-06
9263992 Class D amplifier with variable switching frequency Dirk Schmelzer, Nathan A. Johanningsmeier 2016-02-16
9148718 Grounding circuit for alternate audio plug designs Cara S. Yang, Nathan A. Johanningsmeier, Kavitha Srinivasan 2015-09-29
9099967 Increasing ground noise rejection in audio systems Nathan A. Johanningsmeier, Cara S. Yang 2015-08-04
9084059 Electronic audio device to determine matching and non-matching speakers Nathan A. Johanningsmeir, Cara S. Yang 2015-07-14