F05D 2270/70
Type of control algorithm
F05D2270/70 (Type of control algorithm) appears on 417 US grants and 507 published applications in this corpus.
Search patents in F05D- Granted patents
- 417
- Published applications
- 507
- Assignees
- 137
- Inventors
- 1,142
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 3 |
| 2004 | 7 | 6 |
| 2005 | 0 | 5 |
| 2006 | 5 | 7 |
| 2007 | 6 | 10 |
| 2008 | 6 | 8 |
| 2009 | 4 | 17 |
| 2010 | 14 | 20 |
| 2011 | 6 | 9 |
| 2012 | 14 | 13 |
| 2013 | 12 | 11 |
| 2014 | 11 | 16 |
| 2015 | 9 | 18 |
| 2016 | 10 | 19 |
| 2017 | 15 | 32 |
| 2018 | 24 | 40 |
| 2019 | 30 | 32 |
| 2020 | 29 | 40 |
| 2021 | 29 | 37 |
| 2022 | 35 | 34 |
| 2023 | 38 | 49 |
| 2024 | 44 | 32 |
| 2025 | 33 | 31 |
| 2026 | 18 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F05D 2270/71Synthesized, i.e. parameter computed by a mathematical modelIndexing code187
- F05D 2270/708With comparison tablesIndexing code111
- F05D 2270/709With neural networksIndexing code61
- F05D 2270/707Fuzzy logicIndexing code24
- F05D 2270/705Proportional-integralIndexing code22
- F05D 2270/706Proportional-integral-differentialIndexing code22
- F05D 2270/702DifferentialIndexing code15
- F05D 2270/701ProportionalIndexing code7
All 10 subgroupsShow fewer
Recent patents
- Gas turbine engine drone inspection system6 Oct 2026US 12,754,546 B2Rtx Corporation
- Pump system18 Aug 2026US 12,709,404 B2Airbus Operations GmbH
- Power plant for controlling the renewable energy use in an LNG train18 Aug 2026US 12,710,013 B2
- Control system for a turbogenerator and method14 Jul 2026US 12,680,512 B2Rolls-Royce Deutschland Ltd & Co KG
- Loading parameters23 Jun 2026US 12,662,970 B2ROLLS-ROYCE plc
- Sign detection device, sign detection method, and sign detection program1 Oct 2026US 2026/0298106 A1Mitsubishi Heavy Industries, Ltd.
- Ratio unit based system for filling a fuel manifold of a gas turbine engine10 Sep 2026US 2026/0266228 A1Pratt & Whitney Canada Corp.
- Plant control device and calculation amount changeability determination method30 Jul 2026US 2026/0221771 A1Hitachi, Ltd.
- Fuel coking detections through cross channel sensing and ai16 Jul 2026US 2026/0200600 A1Rtx Corporation
- Method for Information Exchange Between an External Recipient and a Pump2 Jul 2026US 2026/0185531 A1KSB SE & Co. KGaA
Most cited
By later US patents
- Motorized system integrated control and diagnostics using vibration, pressure, temperature, speed, and/or current analysis245US 7,539,549 B1Rockwell Automation Technologies, Inc. · 2009
- Neural network state diagnostic system for equipment166US 5,333,240 AHitachi, Ltd. · 1994
- Methods and apparatus for model based diagnostics109US 7,020,595 B1General Electric Company · 2006
- Microturbine/capacitor power distribution system81US 6,639,328 B2Capstone Turbine Corporation · 2003
- Apparatus for sensor failure detection and correction in a gas turbine engine control system79US 4,249,238 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1981