Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12388668 | Isolated transceiver for power over ethernet | Michael Paul, Heath Stewart | 2025-08-12 |
| 11418369 | Minimizing DC bias voltage difference across AC-blocking capacitors in PoDL system | — | 2022-08-16 |
| 11394315 | PoDL powered device with active rectifier bridge to obviate the need for DC-coupling inductors | Heath Stewart, Gitesh Bhagwat | 2022-07-19 |
| 11309804 | PoDL powered device with active rectifier bridge and shunting switch | — | 2022-04-19 |
| 11290291 | Power over data lines system with combined dc coupling and common mode termination circuitry | Gitesh Bhagwat | 2022-03-29 |
| 11038490 | Active gyrator circuit in one-pair ethernet with PoDL | Heath Stewart, Gitesh Bhagwat | 2021-06-15 |
| 10868680 | Power over ethernet using shielded single twisted wire pair | Heath Stewart | 2020-12-15 |
| 10763919 | Galvanic barrier coupler for intrinsically safe power over data line applications | Gitesh Bhagwat | 2020-09-01 |
| 10547206 | Fault-tolerant power network | Heath Stewart, David Stover, David Dwelley, Jeffrey Lynn Heath | 2020-01-28 |
| 10444823 | Communications system using hybrid common mode choke and kelvin sensing of voltage | — | 2019-10-15 |
| 10404502 | Common mode noise attenuation techniques for twisted wire pair | — | 2019-09-03 |
| 10382005 | Communications system using hybrid common mode choke and kelvin sensing of voltage | — | 2019-08-13 |
| 10313139 | Power over data lines system with redundant power connections | David Dwelley | 2019-06-04 |
| 10090666 | Circuit architectures for protecting against PoDL wire faults | Jeffrey Lynn Heath, David Dwelley | 2018-10-02 |
| 9967104 | Detecting ground isolation fault in ethernet PoDL system | Jeffrey Lynn Heath | 2018-05-08 |
| 9860072 | System with sleep and wake up control over DC path | David Dwelley, Heath Stewart | 2018-01-02 |
| 9851772 | 1-wire bus PD detection and classification scheme for ethernet PoDL | David Dwelley | 2017-12-26 |
| 9853838 | PoDL system with active dV/dt and dI/dt control | David Dwelley, Jeffrey Lynn Heath | 2017-12-26 |
| 9780974 | Broadband power coupling/decoupling network for PoDL | — | 2017-10-03 |
| 9676224 | Modular magnet writing instrument and hobby tool | — | 2017-06-13 |
| D752685 | Pen | — | 2016-03-29 |
| 8786265 | Adjustable current limit switching regulator with constant loop gain | Gregory J. Manlove, Yiding (Eric) Gu | 2014-07-22 |
| 8278895 | Efficiency measuring circuit for DC-DC converter which calculates internal resistance of switching inductor based on duty cycle | Gregory J. Manlove, Robert Chiacchia, Hellmuth Stephen Witte | 2012-10-02 |
| 8143871 | Dynamically-compensated controller | Greg Jon Manlove | 2012-03-27 |
| 7940091 | Bootstrapped switch for sampling voltages beyond the supply voltage | Srikanth Govindarajulu, Robert Chiacchia | 2011-05-10 |