F01K 15/00
Adaptations of plants for special use
Official title: Adaptations of plants for special use {(F01K7/02 takes precedence)}
F01K15/00 (Adaptations of plants for special use) appears on 295 US grants and 364 published applications in this corpus.
Search patents in F01K- Granted patents
- 295
- Published applications
- 364
- Assignees
- 173
- Inventors
- 592
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 2 | 3 |
| 2006 | 3 | 8 |
| 2007 | 2 | 9 |
| 2008 | 3 | 5 |
| 2009 | 3 | 18 |
| 2010 | 6 | 20 |
| 2011 | 9 | 16 |
| 2012 | 9 | 11 |
| 2013 | 6 | 14 |
| 2014 | 13 | 20 |
| 2015 | 7 | 34 |
| 2016 | 19 | 25 |
| 2017 | 18 | 20 |
| 2018 | 23 | 16 |
| 2019 | 14 | 14 |
| 2020 | 11 | 9 |
| 2021 | 10 | 10 |
| 2022 | 9 | 21 |
| 2023 | 16 | 30 |
| 2024 | 34 | 27 |
| 2025 | 24 | 21 |
| 2026 | 24 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Thermal energy storage system coupled with a solid oxide electrolysis system6 Oct 2026US 12,753,710 B2Rondo Energy, Inc.
- Thermal energy storage system coupled with thermal power cycle systems8 Sep 2026US 12,729,632 B1Rondo Energy, Inc.
- Thermal energy storage systems for use in material processing1 Sep 2026US 12,723,524 B2Rondo Energy, Inc.
- Methods for material activation with thermal energy storage system18 Aug 2026US 12,709,998 B2Rondo Energy, Inc.
- Method and system for managing carbon dioxide supplies and supercritical turbines using machine learning30 Jun 2026US 12,669,071 B2Saudi Arabian Oil Company
- Thermal Energy Storage with Fluid Flow Insulation16 Jul 2026US 2026/0201821 A1Rondo Energy, Inc.
- Thermal energy storage system coupled with steam cracking system25 Jun 2026US 2026/0176985 A1Rondo Energy, Inc.
- Energy storage system and alumina calcination applications18 Jun 2026US 2026/0168411 A1Rondo Energy, Inc.
- Thermal energy storage systems for use in material processing2 Apr 2026US 2026/0092542 A1Rondo Energy, Inc.
- Integrated combined cycle and renewable electrical power generation system12 Mar 2026US 2026/0074525 A1Florida Power & Light Company
Most cited
By later US patents
- Hybrid gas turbine and internal combustion engine131US 8,141,360 B1Florida Turbine Technologies, Inc. · 2012
- Production of water gas as a load leveling approach for coal gasification power plants96US 4,085,578 AGeneral Electric Company · 1978
- System and method for coproduction of activated carbon and steam/electricity66US 7,981,835 B2Energy & Environmental Research Center Foundation · 2011
- Rankine cycle device having multiple turbo-generators63US 7,665,304 B2Carrier Corporation · 2010
- Electrohydraulic vehicle drive system46US 4,753,078 A1988