G01P 13/04
Indicating positive or negative direction of a linear movement or clockwise or
Official title: Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
G01P13/04 (Indicating positive or negative direction of a linear movement or clockwise or) appears on 584 US grants and 440 published applications in this corpus.
Search patents in G01P- Granted patents
- 584
- Published applications
- 440
- Assignees
- 409
- Inventors
- 1,279
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 7 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 11 | 0 |
| 1983 | 7 | 0 |
| 1984 | 12 | 0 |
| 1985 | 11 | 0 |
| 1986 | 8 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 11 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 12 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 11 | 0 |
| 1999 | 15 | 0 |
| 2000 | 4 | 0 |
| 2001 | 11 | 4 |
| 2002 | 6 | 8 |
| 2003 | 7 | 14 |
| 2004 | 10 | 8 |
| 2005 | 9 | 11 |
| 2006 | 8 | 10 |
| 2007 | 11 | 7 |
| 2008 | 5 | 15 |
| 2009 | 5 | 14 |
| 2010 | 12 | 21 |
| 2011 | 16 | 13 |
| 2012 | 14 | 7 |
| 2013 | 9 | 5 |
| 2014 | 9 | 15 |
| 2015 | 11 | 17 |
| 2016 | 9 | 17 |
| 2017 | 13 | 17 |
| 2018 | 19 | 25 |
| 2019 | 22 | 30 |
| 2020 | 29 | 41 |
| 2021 | 28 | 39 |
| 2022 | 32 | 27 |
| 2023 | 27 | 27 |
| 2024 | 26 | 21 |
| 2025 | 16 | 18 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rotation detector including a controller to obtain states of detection coils6 Oct 2026US 12,754,203 B2Mitsubishi Electric Corporation
- Wheel sensor mount28 Jul 2026US 12,693,304 B2Doosan Bobcat North America, Inc.
- Fluid flow sensor16 Jun 2026US 12,656,191 B2Flusso Limited
- Automated methods of collecting environmental data along a ballistic trajectory2 Jun 2026US 12,644,672 B2
- Meteorological equipment to support flight operations of vertical takeoff and landing aircraft26 May 2026US 12,637,233 B2The Boeing Company
- Determination of the direction of rotation of a crankshaft from a signal generated by a magnetic crankshaft sensor27 Aug 2026US 2026/0251100 A1Schaeffler Technologies AG & Co. KG
- Apparatus and Method for Measuring Wind Direction and Speed23 Jul 2026US 2026/0210994 A1Asiatelco Technologies, Inc.
- Visual-electronic wind indicator technology systems and methods16 Jul 2026US 2026/0202173 A1
- Pressure sensing probe4 Jun 2026US 2026/0153532 A1Airflow Sciences Corporation
- Method for generating rotation direction of gyroscope and computer device14 May 2026US 2026/0136101 A1Arashi Vision Inc.
Most cited
By later US patents
- Method of measuring the movement of an input device185US 6,707,027 B2Koninklijke Philips Electronics N. V. · 2004
- Pulmonary interface system113US 5,676,132 APulmonary Interface, Inc. · 1997
- Dual-element proximity sensor for sensing the direction of rotation of a ferrous target wheel86US 5,719,496 ADurakool Incorporated · 1998
- Electronic tachometer and combined brushless motor commutation and tachometer system82US 4,228,396 ADataproducts Corporation · 1980
- Device for detecting the movement of a movable component and signalling the detected movement over a single line80US 5,486,759 ARobert Bosch GmbH · 1996