G05B 23/0221
Preprocessing measurements
Official title: {Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods}
G05B23/0221 (Preprocessing measurements) appears on 1,020 US grants and 1,448 published applications in this corpus.
Search patents in G05B- Granted patents
- 1,020
- Published applications
- 1,448
- Assignees
- 557
- Inventors
- 3,073
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
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| 2002 | 9 | 10 |
| 2003 | 12 | 9 |
| 2004 | 12 | 16 |
| 2005 | 15 | 27 |
| 2006 | 23 | 19 |
| 2007 | 18 | 22 |
| 2008 | 13 | 31 |
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| 2019 | 70 | 218 |
| 2020 | 69 | 146 |
| 2021 | 112 | 108 |
| 2022 | 144 | 133 |
| 2023 | 94 | 137 |
| 2024 | 90 | 96 |
| 2025 | 87 | 59 |
| 2026 | 48 | 59 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
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