G01D 3/06
Indicating or recording apparatus with provision for the special purposes referred to
Official title: with provision for operation by a null method
G01D3/06 (Indicating or recording apparatus with provision for the special purposes referred to) appears on 42 US grants and 15 published applications in this corpus.
Search patents in G01D- Granted patents
- 42
- Published applications
- 15
- Assignees
- 39
- Inventors
- 97
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 2 | 3 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Multi-dimensional precision spot inspection method and system for thermal power equipment12 Aug 2025US 12,385,761 B2Huaneng Jinan Huangtai Power Generation Co., Ltd.
- Electronic apparatus for controlling sensor and operation method thereof11 Feb 2025US 12,222,224 B2Agency for Defense Development
- Methods for closed loop operation of capacitive accelerometers30 May 2023US 11,662,361 B2Atlantic Inertial Systems Limited
- Method and control apparatus for determining reference values of a sensor21 Sep 2021US 11,125,326 B2ZF Friedrichshafen AG
- Position sensor and method of position sensing17 Sep 2019US 10,415,997 B2Melexis Technologies SA
- Multi-dimensional precision spot inspection method and system for thermal power equipment22 Aug 2024US 2024/0280378 A1Huaneng Jinan Huangtai Power Generation Co., Ltd.
- Electronic apparatus for controlling sensor and operation method thereof16 Jun 2022US 2022/0187100 A1Agency for Defense Development
- Methods for closed loop operation of capacitive accelerometers12 Aug 2021US 2021/0247417 A1Atlantic Inertial Systems Limited
- Method and Control Apparatus for Determining Reference Values of a Sensor4 Jun 2020US 2020/0173547 A1ZF Friedrichshafen AG
- Position sensor and method of position sensing30 Aug 2018US 2018/0245948 A1Melexis Technologies SA
Most cited
By later US patents
- Scanning signal balancing circuit106US 4,628,201 ADr. Johannes Heidenhain GmbH · 1986
- Linear-output, temperature-stable rotational sensor including magnetic field responsive device disposed within a cavity of a flux concentrator56US 5,270,645 ANartron Corporation · 1993
- Automatic zero balance circuit38US 4,414,852 AGould Inc. · 1983
- Servo-controlled pendular micro-sensor34US 5,440,939 ASextant Avionique · 1995
- Capacitive measuring system with automatic calibration30US 4,208,625 AMicro Sensors, Inc. · 1980