Y02P 40/121
Energy efficiency measures
Official title: Energy efficiency measures, e.g. improving or optimising the production methods
Y02P40/121 (Energy efficiency measures) appears on 188 US grants and 164 published applications in this corpus.
Search patents in Y02P- Granted patents
- 188
- Published applications
- 164
- Assignees
- 107
- Inventors
- 433
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 3 |
| 2003 | 4 | 7 |
| 2004 | 5 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 1 | 2 |
| 2009 | 3 | 7 |
| 2010 | 1 | 13 |
| 2011 | 3 | 11 |
| 2012 | 8 | 5 |
| 2013 | 5 | 8 |
| 2014 | 6 | 4 |
| 2015 | 9 | 12 |
| 2016 | 5 | 5 |
| 2017 | 9 | 9 |
| 2018 | 7 | 5 |
| 2019 | 2 | 7 |
| 2020 | 4 | 3 |
| 2021 | 6 | 9 |
| 2022 | 7 | 17 |
| 2023 | 10 | 16 |
| 2024 | 5 | 8 |
| 2025 | 8 | 6 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for heating fluids in processes related to refining and petrochemical industries using rotary generated thermal energy9 Jun 2026US 12,649,689 B2Coolbrook Oy
- Use of a hydraulic binder containing calcium aluminate for the production of a construction material12 May 2026US 12,623,963 B2ARDEX Group GmbH
- Installation for the thermal treatment of dispersible raw material, and method for operating such an installation24 Feb 2026US 12,560,381 B2Dyckerhoff AG
- System and method for thermally treatment of air-dispersible raw material3 Feb 2026US 12,540,098 B2thyssenkrupp AG
- Cement production30 Dec 2025US 12,509,393 B2GCP Applied Technologies Inc.
- Cementitious reagents, methods of manufacturing and uses thereof1 Oct 2026US 2026/0296966 A1Terra Co2 Technology Holdings, Inc.
- Producing Burnt End Products from Natural, Carbonate-Containing, Granular Materials as Starting Raw Materials11 Dec 2025US 2025/0376386 A1Litherm Technologies GmbH
- Cementitious reagents, methods of manufacturing and uses thereof27 Nov 2025US 2025/0361179 A1Terra Co2 Technology Holdings, Inc.
- Cementitious reagents, methods of manufacturing and uses thereof10 Jul 2025US 2025/0223224 A1Terra Co2 Technology Holdings, Inc.
- Cementitious reagents, methods of manufacturing and uses thereof22 May 2025US 2025/0162938 A1Terra Co2 Technology Holdings, Inc.
Most cited
By later US patents
- Plasma whirl reactor apparatus and methods of use164US 7,622,693 B2Foret Plasma Labs, LLC · 2009
- Methods and systems for utilizing waste sources of metal oxides97US 7,754,169 B2Calera Corporation · 2010
- Apparatus for producing spheroidal inorganic particulate material79US 5,253,991 ASumitomo Cement Co., Ltd. · 1993
- Use of high carbon coal ash72US 6,755,905 B2Lafarge Canada Inc. · 2004
- Process and a plant for the production of Portland cement clinker70US 6,908,507 B2CO2 Solution Inc. · 2005