H03H 17/0257
Kalman filters
Official title: {KALMAN filters}
H03H17/0257 (Kalman filters) appears on 33 US grants and 34 published applications in this corpus.
Search patents in H03H- Granted patents
- 33
- Published applications
- 34
- Assignees
- 40
- Inventors
- 99
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 3 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 4 |
| 2019 | 1 | 5 |
| 2020 | 5 | 3 |
| 2021 | 3 | 2 |
| 2022 | 4 | 4 |
| 2023 | 1 | 1 |
| 2024 | 1 | 6 |
| 2025 | 2 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for mapping risks in a warehouse environment25 Aug 2026US 12,718,165 B2Everseen Limited
- Interpretable Kalman filter comprising neural network component(s) for autonomous vehicles16 Dec 2025US 12,497,077 B2Zoox, Inc.
- Analysis device7 Oct 2025US 12,438,526 B2Ntt Docomo, Inc.
- Systems, apparatuses and methods for adaptive noise reduction5 Mar 2024US 11,922,915 B2Empatica Srl
- Method for current limitation of a virtual synchronous machine3 Oct 2023US 11,774,994 B2Wobben Properties GmbH
- Imon reconstruction via kalman filter in digital quad controller14 May 2026US 2026/0135544 A1MaxLinear, Inc.
- Kalman filter based phase-locked loop with re-encoding based phase detector16 Apr 2026US 2026/0106782 A1Silicon Laboratories Inc.
- System for estimating power capability of a vehicle battery21 Aug 2025US 2025/0262969 A1Ford Global Technologies, LLC
- Method and apparatus for neural network augmented kalman filter for acoustic howling suppression1 May 2025US 2025/0140232 A1Tencent America LLC
- Methods and apparatus for kalman filter error recovery through q- boosting along observation sub-spaces19 Dec 2024US 2024/0421800 A1TORC Robotics, Inc.
Most cited
By later US patents
- Method of Kalman filtering for estimating the position and velocity of a tracked object52US 5,051,751 AThe United States of America as represented by the Secretary of the Navy · 1991
- Kalman filter ionospheric delay estimator41US 5,867,411 AThe Aerospace Corporation · 1999
- Systolic VLSI array for implementing the Kalman filter algorithm23US 4,823,299 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1989
- Regular and fault-tolerant Kalman filter systolic arrays23US 5,323,335 AGeneral Electric Company · 1994
- Generalized positioning system based on use of a statistical filter23US 6,618,690 B1Nokia Mobile Phones Ltd. · 2003