G01R
Measuring electric variables
Official title: MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES (indicating correct tuning of resonant circuits H03J3/12)
G01R (Measuring electric variables) appears on 119,899 US grants and 110,089 published applications in this corpus.
Search patents in G01R- Granted patents
- 119,899
- Published applications
- 110,089
- Assignees
- 20,213
- Inventors
- 172,481
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 604 | 0 |
| 1977 | 601 | 0 |
| 1978 | 578 | 0 |
| 1979 | 414 | 0 |
| 1980 | 503 | 0 |
| 1981 | 574 | 0 |
| 1982 | 546 | 0 |
| 1983 | 463 | 0 |
| 1984 | 532 | 0 |
| 1985 | 698 | 0 |
| 1986 | 700 | 0 |
| 1987 | 1012 | 0 |
| 1988 | 993 | 0 |
| 1989 | 1282 | 0 |
| 1990 | 1041 | 0 |
| 1991 | 1106 | 0 |
| 1992 | 1114 | 0 |
| 1993 | 1108 | 0 |
| 1994 | 1255 | 0 |
| 1995 | 1453 | 0 |
| 1996 | 1629 | 0 |
| 1997 | 1489 | 0 |
| 1998 | 1725 | 0 |
| 1999 | 1692 | 0 |
| 2000 | 1917 | 0 |
| 2001 | 2266 | 692 |
| 2002 | 2383 | 2198 |
| 2003 | 2349 | 2543 |
| 2004 | 2485 | 2773 |
| 2005 | 2250 | 3185 |
| 2006 | 2743 | 3281 |
| 2007 | 2652 | 3420 |
| 2008 | 2608 | 3824 |
| 2009 | 2677 | 3745 |
| 2010 | 3048 | 3730 |
| 2011 | 2820 | 3502 |
| 2012 | 2806 | 3746 |
| 2013 | 3200 | 4458 |
| 2014 | 3401 | 4983 |
| 2015 | 3621 | 5481 |
| 2016 | 4286 | 5045 |
| 2017 | 5096 | 4962 |
| 2018 | 4677 | 5188 |
| 2019 | 5815 | 5544 |
| 2020 | 5658 | 5763 |
| 2021 | 5258 | 5492 |
| 2022 | 5210 | 5572 |
| 2023 | 4867 | 5560 |
| 2024 | 4769 | 5637 |
| 2025 | 4685 | 5485 |
| 2026 | 3240 | 4280 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- G01R 31/00Arrangements for testing electric properties58,139
- G01R 33/00Arrangements or instruments for measuring magnetic variables30,813
- G01R 19/00Arrangements for measuring currents or voltages or for indicating presence or sign12,480
- G01R 1/00Details of instruments or arrangements of the types included in groups g01r5/0012,178
- G01R 27/00Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom6,789
- G01R 15/00Details of measuring arrangements of the types provided for in groups g01r17/005,729
- G01R 29/00Arrangements for measuring or indicating electric quantities not covered by groups g01r19/004,921
- G01R 21/00Arrangements for measuring electric power or power factor3,221
All 19 main groupsShow fewer
- G01R 35/00Testing or calibrating of apparatus covered by the other groups of this2,874
- G01R 23/00Arrangements for measuring frequencies2,633
- G01R 13/00Arrangements for displaying electric variables or waveforms2,094
- G01R 3/00Apparatus or processes specially adapted for the manufacture or maintenance of measuring1,505
- G01R 22/00Arrangements for measuring time integral of electric power or current1,483
- G01R 25/00Arrangements for measuring phase angle between a voltage and a current or837
- G01R 17/00Measuring arrangements involving comparison with a reference value662
- G01R 11/00Electromechanical arrangements for measuring time integral of electric power or current640
- G01R 5/00Instruments for converting a single current or a single voltage into a164
- G01R 7/00Instruments capable of converting two or more currents or voltages into a144
- G01R 9/00Instruments employing mechanical resonance13
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Most cited
By later US patents
- High frequency power measurement1,881US 5,422,567 AValleylab, Inc. · 1995
- Testing of semiconductor chips with microbumps1,870US 9,372,206 B2Taiwan Semiconductor Manufacturing Company.Ltd · 2016
- 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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