F02G 2243/08
External regenerators
Official title: External regenerators, e.g. "Rankine Napier" engines
F02G2243/08 (External regenerators) appears on 26 US grants and 9 published applications in this corpus.
Search patents in F02G- Granted patents
- 26
- Published applications
- 9
- Assignees
- 10
- Inventors
- 31
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 4 | 2 |
| 2023 | 2 | 2 |
| 2024 | 3 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on working fluid temperature12 Aug 2025US 12,385,474 B2ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature5 Nov 2024US 12,135,016 B2ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on working fluid temperature13 Aug 2024US 12,060,867 B2ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature30 Apr 2024US 11,971,019 B2ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature22 Aug 2023US 11,732,697 B2ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic rankine cycle operation during hydrocarbon production based on working fluid temperature19 Sep 2024US 2024/0309856 A1ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic rankine cycle operation during hydrocarbon production based on wellhead fluid temperature1 Aug 2024US 2024/0254973 A1ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic rankine cycle operation during hydrocarbon production based on wellhead fluid temperature19 Oct 2023US 2023/0332582 A1ICE Thermal Harvesting, LLC
- Systems for generating geothermal power in an organic rankine cycle operation during hydrocarbon production based on wellhead fluid temperature11 May 2023US 2023/0142855 A1ICE Thermal Harvesting, LLC
- Systems for Generating Geothermal Power in an Organic Rankine Cycle Operation During Hydrocarbon Production Based on Wellhead Fluid Temperature6 Oct 2022US 2022/0316450 A1ICE Thermal Harvesting, LLC
Most cited
By later US patents
- Methods for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on working fluid temperature55US 11,187,212 B1ICE Thermal Harvesting, LLC · 2021
- Controller for controlling generation of geothermal power in an organic Rankine cycle operation during hydrocarbon production44US 11,255,315 B1ICE Thermal Harvesting, LLC · 2022
- Controller for controlling generation of geothermal power in an organic rankine cycle operation during hydrocarbon production43US 11,274,663 B1ICE Thermal Harvesting, LLC · 2022
- Seal mechanism for a Stirling engine33US 4,736,586 AMitsubishi Denki Kabushiki Kaisha · 1988
- Stirling machine32US 4,717,405 ABattelle Memorial Institute · 1988