G01D 5/2451
Incremental encoders
Official title: {Incremental encoders (G01D5/2454 takes precedence)}
G01D5/2451 (Incremental encoders) appears on 784 US grants and 752 published applications in this corpus.
Search patents in G01D- Granted patents
- 784
- Published applications
- 752
- Assignees
- 440
- Inventors
- 1,584
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 9 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 10 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 15 | 0 |
| 2000 | 9 | 0 |
| 2001 | 19 | 2 |
| 2002 | 14 | 11 |
| 2003 | 16 | 14 |
| 2004 | 16 | 27 |
| 2005 | 16 | 25 |
| 2006 | 19 | 19 |
| 2007 | 20 | 21 |
| 2008 | 26 | 34 |
| 2009 | 18 | 36 |
| 2010 | 15 | 33 |
| 2011 | 21 | 24 |
| 2012 | 21 | 32 |
| 2013 | 21 | 20 |
| 2014 | 24 | 25 |
| 2015 | 24 | 31 |
| 2016 | 29 | 34 |
| 2017 | 35 | 34 |
| 2018 | 27 | 33 |
| 2019 | 27 | 50 |
| 2020 | 40 | 54 |
| 2021 | 48 | 50 |
| 2022 | 49 | 44 |
| 2023 | 39 | 41 |
| 2024 | 32 | 23 |
| 2025 | 28 | 21 |
| 2026 | 12 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Position detection device23 Jun 2026US 12,663,296 B2Proterial, Ltd.
- Inductive linear position sensor16 Jun 2026US 12,656,152 B2Hella GmbH & Co. KGaA
- Encoderless motor with improved quantization and methods of use and calibration9 Jun 2026US 12,651,985 B2Cepheid
- Motion detector2 Jun 2026US 12,644,729 B2Oriental Motor Co., Ltd.
- Rotation determination device26 May 2026US 12,638,312 B2U-Shin Ltd.
- Steer-by-wire assembly, method, and absolute position sensor thereof27 Aug 2026US 2026/0249899 A1Chassis Autonomy Sba AB
- Incremental magnetic encoder25 Jun 2026US 2026/0177407 A1Thales
- Method of Determining Runout25 Jun 2026US 2026/0180410 A1Waymo LLC
- Waveform measuring instrument, measurement method, and non-transitory computer readable medium11 Jun 2026US 2026/0160538 A1Yokogawa Test & Measurement Corporation
- Rotary sensor and steering system for a motor vehicle4 Jun 2026US 2026/0152229 A1thyssenkrupp AG
Most cited
By later US patents
- Position sensing for moveable mechanical systems and associated methods and apparatus1,060US 7,116,100 B1HR Textron, Inc. · 2006
- Magnetic micro-encoder and micro motor1,012US 6,744,385 B2Namiki Seimitsu Houseki Kabushiki Kaisha · 2004
- Electronically controlled device361US 7,008,399 B2Novo Nordisk A/S · 2006
- Medication delivery system with a detector for providing a signal indicative of an amount of a set and/or ejected dose of drug179US 8,221,356 B2Novo Nordisk A/S · 2012
- Z-encoder mechanism177US 5,912,661 AMicrosoft Corporation · 1999