Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12110789 | Electromagnetic downlink while drilling | Pavel Annenkov, Melisa Lourdes Ramirez Tovar, Robert Tennent, Sam Soundar, Jiuping Chen +2 more | 2024-10-08 |
| 12084966 | Pump harmonic noise advisor | Liang Sun, Pavel Annenkov, Arnaud Jarrot, David Kirk Conn, Robert Tennent | 2024-09-10 |
| 11719048 | Geo-steering using electromagnetic gap impedance data | Luis Eduardo DePavia, Jiuping Chen, Liang Sun | 2023-08-08 |
| 10674571 | Apparatus for providing RF stirring with solid state components | — | 2020-06-02 |
| 10502860 | Method for placement of surface electrodes for electromagnetic telemetry | Gaelle Jannin, Jiuping Chen, Andrew Brooks, David Kirk Conn, Luis Eduardo DePavia +2 more | 2019-12-10 |
| 10130082 | Angler kit and method for personalized hand production of fishing lures | — | 2018-11-20 |
| 9814104 | Space-efficient choke system for containing RF leakage | — | 2017-11-07 |
| 8602613 | Adjustable height landscape light fixture | Arne G. Pike, Darrin I. Schmuckle | 2013-12-10 |
| 6138924 | Pop-up rotor type sprinkler with subterranean outer case and protective cover plate | Revis R. Hunter | 2000-10-31 |
| 5996608 | Diaphragm valve with filter screen and movable wiper element | Revis R. Hunter | 1999-12-07 |
| 5829678 | Self-cleaning irrigation regulator valve apparatus | Peter J. Woytowitz | 1998-11-03 |
| 5823439 | Pop-up sprinkler with shock absorbing riser spring | Fred M. Danner | 1998-10-20 |
| 5720435 | Rotary sprinkler with intermittent gear drive | — | 1998-02-24 |
| D351444 | Golf club support | — | 1994-10-11 |
| 4432494 | Self-steerable wheel assembly for irrigation systems | — | 1984-02-21 |
| 4386377 | TV Interface RF modulation circuitry | — | 1983-05-31 |