A61B 5/7225
Details of analogue processing
Official title: {Details of analogue processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation (input circuits for detecting, measuring, or recording bioelectric or biomagnetic signals A61B5/30; specific diagnostic methods using bioelectric or biomagnetic signals A61B5/316)}
A61B5/7225 (Details of analogue processing) appears on 2,017 US grants and 3,107 published applications in this corpus.
Search patents in A61B- Granted patents
- 2,017
- Published applications
- 3,107
- Assignees
- 1,203
- Inventors
- 5,284
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 7 |
| 2003 | 4 | 1 |
| 2004 | 5 | 12 |
| 2005 | 3 | 15 |
| 2006 | 4 | 18 |
| 2007 | 8 | 20 |
| 2008 | 6 | 30 |
| 2009 | 11 | 24 |
| 2010 | 10 | 33 |
| 2011 | 18 | 43 |
| 2012 | 27 | 37 |
| 2013 | 36 | 138 |
| 2014 | 67 | 139 |
| 2015 | 64 | 156 |
| 2016 | 93 | 245 |
| 2017 | 143 | 278 |
| 2018 | 138 | 209 |
| 2019 | 165 | 243 |
| 2020 | 176 | 227 |
| 2021 | 193 | 265 |
| 2022 | 196 | 230 |
| 2023 | 166 | 210 |
| 2024 | 176 | 207 |
| 2025 | 175 | 196 |
| 2026 | 99 | 123 |
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
- Signal processing apparatus and method1,543US 6,002,952 AMasimo Corporation · 1999
- Signal processing apparatus and method1,236US 6,067,462 AMasimo Corporation · 2000
- Signal processing apparatus and method1,233US 6,699,194 B1Masimo Corporation · 2004
- Signal processing apparatus1,192US 6,650,917 B2Masimo Corporation · 2003
- Oximeter with nulled op-amp current feedback1,186US 6,720,734 B2Datex-Ohmeda, Inc. · 2004