G01R 25/005
Circuits for comparing several input signals and for indicating the result of
Official title: {Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller, or for passing one of the input signals as output signal}
G01R25/005 (Circuits for comparing several input signals and for indicating the result of) appears on 207 US grants and 169 published applications in this corpus.
Search patents in G01R- Granted patents
- 207
- Published applications
- 169
- Assignees
- 175
- Inventors
- 461
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 2 |
| 2003 | 1 | 0 |
| 2004 | 5 | 1 |
| 2005 | 2 | 4 |
| 2006 | 6 | 6 |
| 2007 | 5 | 0 |
| 2008 | 2 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 6 |
| 2011 | 3 | 2 |
| 2012 | 3 | 3 |
| 2013 | 1 | 3 |
| 2014 | 4 | 5 |
| 2015 | 5 | 11 |
| 2016 | 9 | 13 |
| 2017 | 12 | 9 |
| 2018 | 12 | 12 |
| 2019 | 11 | 12 |
| 2020 | 14 | 11 |
| 2021 | 19 | 14 |
| 2022 | 5 | 9 |
| 2023 | 5 | 9 |
| 2024 | 11 | 14 |
| 2025 | 15 | 10 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Measurement apparatus and measurement method7 Jul 2026US 12,674,849 B2Yokogawa Electric Corporation
- Directional overcurrent monitoring in substation transformers30 Jun 2026US 12,669,554 B2OneSubsea IP UK Limited
- Systems and methods for duty cycle measurement16 Jun 2026US 12,656,381 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Method and system for calibrating voltage measurements in a system for measuring electrical quantities2 Jun 2026US 12,644,948 B2Schneider Electric Industries SAS
- Systems and Methods for Duty Cycle Measurement17 Sep 2026US 2026/0276688 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Apparatus for an energy meter6 Aug 2026US 2026/0227432 A1NXP B. V.
- System and method for detecting mislabeling of electric voltage phase labels in a three phase electric power distribution network9 Jul 2026US 2026/0194563 A1
- Method for calculating phase information of a local oscillator signal11 Jun 2026US 2026/0160791 A1u-blox AG
- Phase characteristic measurement apparatus, signal generator and signal analyzer having same, and phase characteristic measurement method4 Jun 2026US 2026/0153543 A1Anritsu Corporation
Most cited
By later US patents
- Method and apparatus for improving the resolution of pulse position modulated communications between an implantable medical device and an external medical device115US 5,522,866 AIntermedics, Inc. · 1996
- Time jitter determining apparatus109US 4,350,879 ACanadian Patents & Dev. Limited · 1982
- Tracking sample and hold phase detector107US 4,751,468 ATektronix, Inc. · 1988
- Sampling phase detector107US 5,900,747 ARobert Bosch GmbH · 1999
- Dynamic measurements of pulse peak value94US 9,304,154 B1Google Inc. · 2016