Y02P 80/15
On-site combined power, heat or cool generation or distribution
Official title: On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
Y02P80/15 (On-site combined power, heat or cool generation or distribution) appears on 585 US grants and 546 published applications in this corpus.
Search patents in Y02P- Granted patents
- 585
- Published applications
- 546
- Assignees
- 345
- Inventors
- 1,315
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 12 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 9 | 0 |
| 1998 | 12 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 6 |
| 2002 | 11 | 12 |
| 2003 | 18 | 15 |
| 2004 | 9 | 15 |
| 2005 | 8 | 15 |
| 2006 | 15 | 29 |
| 2007 | 11 | 15 |
| 2008 | 9 | 18 |
| 2009 | 6 | 22 |
| 2010 | 10 | 21 |
| 2011 | 15 | 33 |
| 2012 | 17 | 32 |
| 2013 | 18 | 31 |
| 2014 | 18 | 40 |
| 2015 | 20 | 40 |
| 2016 | 38 | 37 |
| 2017 | 35 | 34 |
| 2018 | 29 | 21 |
| 2019 | 23 | 20 |
| 2020 | 24 | 18 |
| 2021 | 20 | 20 |
| 2022 | 19 | 18 |
| 2023 | 20 | 15 |
| 2024 | 17 | 8 |
| 2025 | 7 | 8 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for material activation with thermal energy storage system18 Aug 2026US 12,709,998 B2Rondo Energy, Inc.
- Human machine interface generation for industrial monitoring28 Apr 2026US 12,613,617 B2Baker Hughes Oilfield Operations LLC
- Thermal energy storage system with deep discharge10 Mar 2026US 12,571,331 B2Rondo Energy, Inc.
- Thermal energy storage system with deep discharge24 Feb 2026US 12,560,105 B2Rondo Energy, Inc.
- Thermal energy storage with fluid flow insulation20 Jan 2026US 12,529,326 B2Rondo Energy, Inc.
- Thermal Energy Storage with Fluid Flow Insulation16 Jul 2026US 2026/0201821 A1Rondo Energy, Inc.
- Steam Generation Device and Steam Generation Method2 Jul 2026US 2026/0185698 A1Hitachi, Ltd.
- Integrated power production and storage systems7 May 2026US 2026/0125812 A1Mitsubishi Power Americas, Inc.
- Thermal energy storage system with steam generation system including flow control and energy cogeneration18 Dec 2025US 2025/0382898 A1Rondo Energy, Inc.
- Integrated power production and storage systems19 Jun 2025US 2025/0202278 A1Mitsubishi Power Americas, Inc.
Most cited
By later US patents
- Solid-fueled power generation system with carbon dioxide sequestration and method therefor203US 6,148,602 ANorther Research & Engineering Corporation · 2000
- Semi-closed Brayton cycle gas turbine power systems196US 6,910,335 B2Clean Energy Systems, Inc. · 2005
- Semi-closed brayton cycle gas turbine power systems191US 6,637,183 B2Clean Energy Systems, Inc. · 2003
- Thermoelectric power generation utilizing convective heat flow186US 6,598,405 B2Bsst LLC · 2003
- Reduce pollution hydrocarbon combustion gas generator174US 5,709,077 AClean Energy Systems, Inc. · 1998