F16C 41/004
Electro-dynamic machines
Official title: {Electro-dynamic machines, e.g. motors, generators, actuators}
F16C41/004 (Electro-dynamic machines) appears on 131 US grants and 178 published applications in this corpus.
Search patents in F16C- Granted patents
- 131
- Published applications
- 178
- Assignees
- 79
- Inventors
- 356
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 5 |
| 2003 | 2 | 5 |
| 2004 | 2 | 2 |
| 2005 | 5 | 4 |
| 2006 | 4 | 3 |
| 2007 | 1 | 2 |
| 2008 | 3 | 1 |
| 2009 | 2 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 2 | 5 |
| 2013 | 1 | 4 |
| 2014 | 2 | 22 |
| 2015 | 9 | 29 |
| 2016 | 16 | 13 |
| 2017 | 12 | 9 |
| 2018 | 8 | 12 |
| 2019 | 13 | 10 |
| 2020 | 9 | 13 |
| 2021 | 3 | 10 |
| 2022 | 10 | 7 |
| 2023 | 4 | 2 |
| 2024 | 7 | 5 |
| 2025 | 2 | 7 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bearing device29 Sep 2026US 12,747,758 B2Ntn Corporation
- Externally mountable conductive assembly with circular base plate6 Jan 2026US 12,516,701 B2Aktiebolaget Skf
- Bearing with incorporated wireless power transmission device6 Jan 2026US 12,519,343 B2Aktiebolaget Skf
- Bearing device and electric vertical take-off and landing aircraft7 Oct 2025US 12,435,759 B2Ntn Corporation
- Method for protecting the landing gear of an aircraft against impacts that may affect it5 Aug 2025US 12,377,967 B2Safran Landing Systems
- Electromagnetic noise prevention member for rolling bearing, and rolling bearing unit6 Aug 2026US 2026/0226946 A1NSK-Warner K. K.
- Conveyor idler monitoring systems, methods, and apparatus25 Jun 2026US 2026/0180398 A1Superior Industries, Inc.
- Electrical machine for a motor vehicle, comprising a piezoelectric roller28 May 2026US 2026/0149339 A1AUMOVIO Germany GmbH
- Power module for a hollow sensorized roller and associated hollow sensorized roller and roller bearing5 Mar 2026US 2026/0063176 A1
- Bearing Device19 Feb 2026US 2026/0049638 A1Ntn Corporation
Most cited
By later US patents
- System for monitoring bearings and other rotating equipment96US 4,237,454 AGeneral Electric Company · 1980
- Bearing with sensor module88US 6,161,962 AThe Timken Company · 2000
- Bearing with wireless self-powered sensor unit70US 6,535,135 B1The Timken Company · 2003
- Antifriction bearing capable of generating electrial energy46US 5,440,184 AThe Timken Comapany · 1995
- Roller bearing with contactless transmission of electric signals43US 4,688,951 AS. N. R. Roulements · 1987