PF

Peter J. Frith

CL Cirrus Logic: 21 patents #50 of 1,131Top 5%
WM Wolfson Microelectronics: 13 patents #3 of 51Top 6%
ET Ess Tech: 4 patents #21 of 112Top 20%
CS Cirrus Logic International Semiconductor: 2 patents #8 of 53Top 20%
Overall (All Time): #78,808 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 25 most recent of 40 patents

Patent #TitleCo-InventorsDate
12002482 Data transfer John Paul Lesso, John L. Pennock 2024-06-04
11811312 Charge pump circuit John Paul Lesso, John L. Pennock 2023-11-07
11722057 Charge pump circuit John Paul Lesso, John L. Pennock 2023-08-08
11652406 Charge pump circuit John Paul Lesso, John L. Pennock 2023-05-16
11652405 Amplifier circuit and methods of operation thereof John Paul Lesso, John L. Pennock 2023-05-16
11417349 Data transfer John Paul Lesso, John L. Pennock 2022-08-16
11398777 Charge pump circuit John Paul Lesso, John L. Pennock 2022-07-26
11146171 Charge pump circuit John Paul Lesso, John L. Pennock 2021-10-12
11043894 Charge pump circuit John Paul Lesso, John L. Pennock 2021-06-22
11031863 Amplifier circuit and methods of operation thereof John Paul Lesso, John L. Pennock 2021-06-08
10819229 Charge pump circuit John Paul Lesso, John L. Pennock 2020-10-27
10636431 Data transfer John Paul Lesso, John L. Pennock 2020-04-28
10587187 Amplifier circuit and methods of operation thereof John Paul Lesso, John L. Pennock 2020-03-10
10312802 Charge pump circuit John Paul Lesso, John L. Pennock 2019-06-04
10014769 Charge pump circuit John Paul Lesso, John L. Pennock 2018-07-03
9973157 Method and apparatus for achieving high-output signal swing from class-D amplifier Yongsheng Xu, A. Martin Mallinson, Robert Lynn Blair 2018-05-15
9806684 Method and apparatus for achieving very high-output signal swing from class-D amplifier Yongsheng Xu, A. Martin Mallinson, Robert Lynn Blair 2017-10-31
9793867 Method and apparatus for achieving very high-output signal swing from class-D amplifier using fewer components Yongsheng Xu, A. Martin Mallinson, Robert Lynn Blair 2017-10-17
9735672 Charge pump circuit John Paul Lesso, John L. Pennock 2017-08-15
9685855 Amplifier circuit and methods of operation thereof John Paul Lesso, John L. Pennock 2017-06-20
9685856 Charge pump circuit John Paul Lesso, John L. Pennock 2017-06-20
9673700 Amplifier circuit and methods of operation thereof John Paul Lesso, John L. Pennock 2017-06-06
9462368 Data input on audio device analog output port A. Martin Mallinson, Dustin Dale Forman, Robert Lynn Blair 2016-10-04
9424849 Data transfer John Paul Lesso, John L. Pennock 2016-08-23
9391508 Charge pump circuit John Paul Lesso, John L. Pennock 2016-07-12