H03M 1/485
For position encoding
Official title: {for position encoding, e.g. using resolvers or synchros}
H03M1/485 (For position encoding) appears on 92 US grants and 53 published applications in this corpus.
Search patents in H03M- Granted patents
- 92
- Published applications
- 53
- Assignees
- 62
- Inventors
- 157
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 2 | 2 |
| 2007 | 2 | 1 |
| 2008 | 1 | 2 |
| 2009 | 2 | 4 |
| 2010 | 3 | 7 |
| 2011 | 5 | 1 |
| 2012 | 1 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 6 | 4 |
| 2019 | 3 | 3 |
| 2020 | 4 | 3 |
| 2021 | 4 | 4 |
| 2022 | 3 | 5 |
| 2023 | 1 | 0 |
| 2024 | 2 | 3 |
| 2025 | 5 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Timer-based resolver integral demodulation12 Aug 2025US 12,388,461 B2Hamilton Sundstrand Corporation
- Propagation delay compensation and interpolation filter4 Mar 2025US 12,244,323 B2Semiconductor Components Industries, LLC
- Position detection by an inductive position sensor25 Feb 2025US 12,235,137 B2B&R Industrial Automation GmbH
- Resolver-to-digital conversion with rotation speed offset21 Jan 2025US 12,206,344 B2Infineon Technologies AG
- R/D conversion method and R/D converter7 Jan 2025US 12,191,872 B2Tamagawa Seiki Kabushiki Kaisha
- Real-time synchronization technique for rectification of resolver feedbacks11 Dec 2025US 2025/0377223 A1STMicroelectronics International N. V.
- Propagation delay compensation and interpolation filter5 Jun 2025US 2025/0183908 A1Semiconductor Components Industries, LLC
- Timer-based resolver integral demodulation19 Sep 2024US 2024/0313798 A1Hamilton Sundstrand Corporation
- Resolver-to-digital conversion with rotation speed offset27 Jun 2024US 2024/0213898 A1Infineon Technologies AG
- Propagation delay compensation and interpolation filter30 May 2024US 2024/0178856 A1Semiconductor Components Industries, LLC
Most cited
By later US patents
- Absolute rotational position detection device87US 4,764,767 AKabushiki Kaisha SG · 1988
- Electro mechanical position indicator using relatively moveable coils68US 4,223,300 AAGA Aktiebolag · 1980
- Resolver signal processing system42US 6,389,373 B1Toyota Jidosha Kabushiki Kaisha · 2002
- Resolver to digital converter31US 5,162,798 APacific Scientific Company · 1992
- Quadrature error correction23US 5,134,404 AAerotech, Inc. · 1992