F16H 2048/382
Methods for manufacturing differential gearings
Official title: {Methods for manufacturing differential gearings}
F16H2048/382 (Methods for manufacturing differential gearings) appears on 235 US grants and 182 published applications in this corpus.
Search patents in F16H- Granted patents
- 235
- Published applications
- 182
- Assignees
- 98
- Inventors
- 428
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 9 | 1 |
| 2002 | 8 | 1 |
| 2003 | 3 | 3 |
| 2004 | 2 | 5 |
| 2005 | 3 | 12 |
| 2006 | 10 | 11 |
| 2007 | 3 | 10 |
| 2008 | 6 | 9 |
| 2009 | 3 | 11 |
| 2010 | 12 | 8 |
| 2011 | 7 | 4 |
| 2012 | 11 | 11 |
| 2013 | 7 | 6 |
| 2014 | 6 | 5 |
| 2015 | 6 | 9 |
| 2016 | 7 | 11 |
| 2017 | 7 | 9 |
| 2018 | 11 | 11 |
| 2019 | 7 | 13 |
| 2020 | 12 | 7 |
| 2021 | 11 | 5 |
| 2022 | 4 | 7 |
| 2023 | 4 | 4 |
| 2024 | 9 | 4 |
| 2025 | 8 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Differential housing31 Mar 2026US 12,590,629 B2QA1 Precision Products, Inc.
- Vehicle differential and welding3 Feb 2026US 12,540,663 B1GM Global Technology Operations LLC
- Differential bevel gear, bevel gear differential and method for producing a differential bevel gear using forming technology9 Dec 2025US 12,492,743 B2Hirschvogel Holding GmbH
- Vehicle power transmission assembly and assembly method thereof19 Aug 2025US 12,392,402 B1Hyundai Motor Company
- Differential cage29 Jul 2025US 12,372,147 B2ZF Friedrichshafen AG
- Improved differential shaft2 Jul 2026US 2026/0185555 A1
- Method of making an interaxle differential unit and an annular case28 Aug 2025US 2025/0271053 A1ArvinMeritor Technology, LLC
- Stamped metal differential for a motor vehicle drivetrain30 Jan 2025US 2025/0035197 A1Schaeffler Technologies AG & Co. KG
- Differential Cage16 Jan 2025US 2025/0020198 A1ZF Friedrichshafen AG
- Differential bevel gear, bevel gear differential and method for producing a differential bevel gear using forming technology2 Jan 2025US 2025/0003474 A1Hirschvogel Holding GmbH
Most cited
By later US patents
- Locking differential gear assembly108US 4,805,486 ATochigifujisangyo Kabushiki Kaisha · 1989
- Helical differential assembly with preloaded adjustment mechanism63US 8,157,693 B2American Axle & Manufacturing, Inc. · 2012
- Hydraulic coupling for vehicle drivetrain54US 5,595,214 AASHA Corporation · 1997
- Method for locking a differential45US 5,816,971 AVehicular Technologies, Inc. · 1998
- Locking differential44US 5,637,049 AVehicular Technologies, Inc. · 1997