G05B 2219/34313
Power supply for communication delivered by, derived from 4-20-ma current loop
Official title: Power supply for communication delivered by, derived from 4-20-mA current loop
G05B2219/34313 (Power supply for communication delivered by, derived from 4-20-ma current loop) appears on 12 US grants and 15 published applications in this corpus.
Search patents in G05B- Granted patents
- 12
- Published applications
- 15
- Assignees
- 7
- Inventors
- 26
- Latest grant
- 16 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 3 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 1 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year.
Recent patents
- Field device adapter for wireless data transfer16 Apr 2024US 11,963,076 B2Endress + Hauser GmbH + Co. KG
- Automation field device17 Oct 2023US 11,789,422 B2Endress + Hauser GmbH + Co. KG
- Two-wire industrial process field device power supply circuitry14 Feb 2023US 11,579,641 B2Rosemount Inc.
- Regulating power for a wireless communication device18 Apr 2017US 9,625,895 B2Pepperl + Fuchs GmbH
- RF adapter for field device with low voltage intrinsic safety clamping22 Jul 2014US 8,787,848 B2Rosemount Inc.
- Intrinsically safe automation field device2 Oct 2025US 2025/0306558 A1Endress + Hauser GmbH + Co. KG
- Field device adapter for wireless data transfer13 Jan 2022US 2022/0014883 A1Endress + Hauser GmbH + Co. KG
- Automation field device7 Oct 2021US 2021/0311450 A1Endress + Hauser GmbH + Co. KG
- Two-wire industrial process field device power supply circuitry30 Sep 2021US 2021/0303010 A1Rosemount Inc.
- Regulating power for a wireless communication device8 Jun 2017US 2017/0163081 A1Pepperl+Fuchs North America
Most cited
By later US patents
- Field device configured for wireless data communication56US 7,233,745 B2Invensys Systems, Inc. · 2007
- RF adapter for field device with low voltage intrinsic safety clamping26US 8,787,848 B2Rosemount Inc. · 2014
- RF adapter for field device15US 8,160,535 B2Rosemount Inc. · 2012
- Field device with dynamically adjustable power consumption radio frequency communication12US 8,452,255 B2Rosemount Inc. · 2013
- Field device configured for wireless data communication9US 7,593,642 B2Invensys Systems, Inc. · 2009