H02K 11/21
Devices for sensing speed or position, or actuated thereby
Official title: Devices for sensing speed or position, or actuated thereby (specially adapted for machines having non-mechanical commutating devices H02K29/06, H02K29/14)
H02K11/21 (Devices for sensing speed or position, or actuated thereby) appears on 3,205 US grants and 3,891 published applications in this corpus.
Search patents in H02K- Granted patents
- 3,205
- Published applications
- 3,891
- Assignees
- 1,270
- Inventors
- 7,028
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 8 | 0 |
| 1994 | 9 | 0 |
| 1995 | 10 | 0 |
| 1996 | 8 | 0 |
| 1997 | 15 | 0 |
| 1998 | 18 | 0 |
| 1999 | 25 | 0 |
| 2000 | 19 | 0 |
| 2001 | 22 | 6 |
| 2002 | 19 | 24 |
| 2003 | 12 | 27 |
| 2004 | 30 | 32 |
| 2005 | 35 | 35 |
| 2006 | 26 | 36 |
| 2007 | 24 | 38 |
| 2008 | 25 | 55 |
| 2009 | 29 | 62 |
| 2010 | 41 | 62 |
| 2011 | 38 | 54 |
| 2012 | 46 | 59 |
| 2013 | 41 | 88 |
| 2014 | 68 | 106 |
| 2015 | 58 | 137 |
| 2016 | 85 | 191 |
| 2017 | 131 | 250 |
| 2018 | 169 | 277 |
| 2019 | 306 | 373 |
| 2020 | 279 | 374 |
| 2021 | 282 | 340 |
| 2022 | 298 | 304 |
| 2023 | 268 | 300 |
| 2024 | 291 | 255 |
| 2025 | 270 | 246 |
| 2026 | 128 | 160 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tool driver with reaction torque sensor for use in robotic surgery6 Oct 2026US 12,751,780 B2Auris Health, Inc.
- Linear motor6 Oct 2026US 12,753,831 B2Beijing Youzhuju Network Technology Co., Ltd.
- Brushless DC motor power tool with combined PCB design29 Sep 2026US 12,749,945 B2Milwaukee Electric Tool Corporation
- Electric motor having an angle sensor29 Sep 2026US 12,749,952 B2Sew-Eurodrive GmbH & Co. KG
- Motor driver circuit and driving method, cooling device and electronic apparatus using the same29 Sep 2026US 12,749,953 B2Rohm Co., Ltd.
- Motor8 Oct 2026US 2026/0312467 A1MINEBEA MITSUMI Inc.
- Electric motor1 Oct 2026US 2026/0302846 A1Milwaukee Electric Tool Corporation
- Rotor, actuator, and method for manufacturing rotor1 Oct 2026US 2026/0302858 A1Aisin Corporation
- Power tool with compact outer-rotor motor assembly1 Oct 2026US 2026/0302884 A1Black & Decker Inc.
- Haptic motor and electronic device1 Oct 2026US 2026/0302893 A1AAC Microtech (Changzhou) Co., Ltd.
Most cited
By later US patents
- Orthopedic surgical device2,191US 5,553,675 AMinnesota Mining and Manufacturing Company · 1996
- Powered surgical tool with control module that contains a sensor for remotely monitoring the tool power generating unit1,623US 7,638,958 B2Stryker Corporation · 2009
- Monitoring speed control and precision incrementing of motor for powered surgical instruments1,471US 9,895,148 B2Ethicon Endo-Surgery, Inc. · 2018
- Method of mixing bone cement with a power tool including monitoring the mixing of the cement based on data regarding characteristics of components forming the cement and the current drawn by the power tool1,247US 8,657,482 B2Stryker Corporation · 2014
- Rechargeable battery adapted to be attached to orthopedic device1,170US 5,792,573 A1998