F16H 55/24
Special devices for taking up backlash
F16H55/24 (Special devices for taking up backlash) appears on 225 US grants and 247 published applications in this corpus.
Search patents in F16H- Granted patents
- 225
- Published applications
- 247
- Assignees
- 121
- Inventors
- 435
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 7 |
| 2003 | 4 | 5 |
| 2004 | 8 | 13 |
| 2005 | 4 | 6 |
| 2006 | 6 | 11 |
| 2007 | 4 | 11 |
| 2008 | 5 | 5 |
| 2009 | 9 | 4 |
| 2010 | 7 | 5 |
| 2011 | 4 | 6 |
| 2012 | 5 | 9 |
| 2013 | 9 | 8 |
| 2014 | 9 | 13 |
| 2015 | 11 | 13 |
| 2016 | 9 | 15 |
| 2017 | 9 | 10 |
| 2018 | 11 | 19 |
| 2019 | 7 | 17 |
| 2020 | 15 | 12 |
| 2021 | 8 | 11 |
| 2022 | 13 | 16 |
| 2023 | 7 | 9 |
| 2024 | 18 | 8 |
| 2025 | 7 | 6 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Servo reducer14 Apr 2026US 12,601,402 B2Guangdong Ocean University
- Cam mechanism, cam mechanism manufacturing method, camshaft manufacturing method, NC rotary table3 Feb 2026US 12,539,570 B2Kitagawa Iron Works Co., Ltd.
- Electric power steering system reducer and electric power steering system21 Oct 2025US 12,448,031 B2Jtekt Europe
- Adjustment mechanism and adjustment device comprising such adjustment mechanism21 Oct 2025US 12,449,020 B2MCi (Mirror Controls International) Netherlands B. V.
- One-way damping structure and adjusting assembly comprising one-way damping structure27 May 2025US 12,313,130 B2Keiper Seating Mechanisms Co., Ltd.
- Worm reducer8 Oct 2026US 2026/0309219 A1Nsk Steering & Control, Inc.
- Flexible-supported worm-and-gear mechanism9 Jul 2026US 2026/0194123 A1Jinan Hanjiang Optoelectronic Technology Co., Ltd
- Cover for a worm wheel gear box, worm wheel gear box for a steering system and electric power steering system for a vehicle25 Jun 2026US 2026/0175905 A1NSK Europe Ltd.
- Anti-rattle device and electric power steering system including same19 Mar 2026US 2026/0077807 A1Hyundai Mobis Co., Ltd.
- Worm gear reducer19 Feb 2026US 2026/0049654 A1Nsk Steering & Control, Inc.
Most cited
By later US patents
- Electric power assisting steering apparatus65US 6,044,723 ANsk Ltd. · 2000
- Method of moving objects with self-locking mechanical transmission51US 5,988,006 A1999
- Electrical power assisted steering47US 6,491,131 B1TRW LucasVarity Electric Steering Ltd. · 2002
- Electric power steering comprising a worm gear35US 6,357,313 B1TRW LucasVarity Electric Steering Ltd. · 2002
- Electric power steering apparatus32US 6,763,738 B1Koyo Seiko Co., Ltd. · 2004