G01R 33/00
Arrangements or instruments for measuring magnetic variables
G01R33/00 (Arrangements or instruments for measuring magnetic variables) appears on 30,813 US grants and 29,608 published applications in this corpus.
Search patents in G01R- Granted patents
- 30,813
- Published applications
- 29,608
- Assignees
- 5,765
- Inventors
- 37,451
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 51 | 0 |
| 1977 | 55 | 0 |
| 1978 | 53 | 0 |
| 1979 | 25 | 0 |
| 1980 | 35 | 0 |
| 1981 | 64 | 0 |
| 1982 | 50 | 0 |
| 1983 | 58 | 0 |
| 1984 | 76 | 0 |
| 1985 | 104 | 0 |
| 1986 | 172 | 0 |
| 1987 | 311 | 0 |
| 1988 | 277 | 0 |
| 1989 | 310 | 0 |
| 1990 | 256 | 0 |
| 1991 | 313 | 0 |
| 1992 | 297 | 0 |
| 1993 | 368 | 0 |
| 1994 | 423 | 0 |
| 1995 | 363 | 0 |
| 1996 | 429 | 0 |
| 1997 | 373 | 0 |
| 1998 | 369 | 0 |
| 1999 | 357 | 0 |
| 2000 | 436 | 0 |
| 2001 | 535 | 169 |
| 2002 | 558 | 541 |
| 2003 | 549 | 663 |
| 2004 | 605 | 670 |
| 2005 | 489 | 775 |
| 2006 | 590 | 742 |
| 2007 | 613 | 858 |
| 2008 | 640 | 1101 |
| 2009 | 672 | 1088 |
| 2010 | 752 | 1158 |
| 2011 | 752 | 988 |
| 2012 | 843 | 1171 |
| 2013 | 919 | 1298 |
| 2014 | 986 | 1400 |
| 2015 | 941 | 1643 |
| 2016 | 1094 | 1484 |
| 2017 | 1452 | 1528 |
| 2018 | 1361 | 1574 |
| 2019 | 1854 | 1574 |
| 2020 | 1722 | 1622 |
| 2021 | 1434 | 1430 |
| 2022 | 1439 | 1439 |
| 2023 | 1273 | 1308 |
| 2024 | 1185 | 1306 |
| 2025 | 1153 | 1228 |
| 2026 | 777 | 850 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01R 33/20Involving magnetic resonance20,133
- G01R 33/02Measuring direction or magnitude of magnetic fields or magnetic flux9,798
- G01R 33/12Measuring magnetic properties of articles or specimens of solids or fluids1,594
- G01R 33/0023Electronic aspects1,324
- G01R 33/0052Manufacturing aspects591
- G01R 33/0017Means for compensating offset magnetic fields or the magnetic flux to be551
- G01R 33/0094Sensor arrays528
- G01R 33/007Environmental aspects508
All 14 subgroupsShow fewer
- G01R 33/0005Geometrical arrangement of magnetic sensor elements413
- G01R 33/0011Comprising means336
- G01R 33/0047Housings or packaging of magnetic sensors308
- G01R 33/0064Comprising means for performing simulations58
- G01R 33/0088Use of bistable or switching devices44
- G01R 33/0058Arrangements or instruments for measuring magnetic variables: using bistable elements24
Recent patents
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Most cited
By later US patents
- Device for seeking an area of interest within a body1,661US 5,188,111 ACatheter Research, Inc. · 1993
- Multiple sensors with one sensor affecting a second sensor's output or interpretation1,559US 9,757,128 B2Ethicon, Inc. · 2017
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- Adjunct with integrated sensors to quantify tissue compression1,540US 9,724,094 B2Ethicon, Inc. · 2017
- Monitoring device degradation based on component evaluation1,519US 9,737,301 B2Ethicon, Inc. · 2017