B23P 15/14
Gear parts
Official title: gear parts, e.g. gear wheels
B23P15/14 (Gear parts) appears on 209 US grants and 217 published applications in this corpus.
Search patents in B23P- Granted patents
- 209
- Published applications
- 217
- Assignees
- 170
- Inventors
- 526
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 1 |
| 2002 | 6 | 2 |
| 2003 | 1 | 4 |
| 2004 | 1 | 13 |
| 2005 | 4 | 4 |
| 2006 | 3 | 4 |
| 2007 | 3 | 6 |
| 2008 | 2 | 5 |
| 2009 | 4 | 7 |
| 2010 | 2 | 3 |
| 2011 | 3 | 3 |
| 2012 | 3 | 10 |
| 2013 | 7 | 11 |
| 2014 | 4 | 11 |
| 2015 | 5 | 20 |
| 2016 | 14 | 11 |
| 2017 | 8 | 16 |
| 2018 | 10 | 18 |
| 2019 | 13 | 12 |
| 2020 | 11 | 14 |
| 2021 | 3 | 3 |
| 2022 | 11 | 12 |
| 2023 | 8 | 7 |
| 2024 | 6 | 10 |
| 2025 | 13 | 8 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stable gear shaft box processing and positioning apparatus5 May 2026US 12,617,623 B2Ningbo Hengte Automobile Parts Co., Ltd.
- Device and method for producing a spur toothing30 Sep 2025US 12,427,565 B2Schaeffler Technologies AG & Co. KG
- Method for producing a cylindrical hollow body made of aluminum or of an aluminum alloy or of a light metal alloy, cylindrical hollow body, and vehicle transmission23 Sep 2025US 12,420,333 B2ZF Friedrichshafen AG
- Method of forming spline gears and assembling a dual spline gear23 Sep 2025US 12,420,347 B1Prince Mohammad Bin Fahd University
- Method for producing and processing a cylindrical hollow body made of aluminum or an aluminum alloy and for arranging it in a motor vehicle transmission, cylindrical hollow body and vehicle transmission26 Aug 2025US 12,397,383 B2ZF Friedrichshafen AG
- Flanged sprockets and methods of making27 Aug 2026US 2026/0251209 A1The Gates Corporation
- Method of joining a cast iron component with a steel component and assembly produced therefrom16 Jul 2026US 2026/0200021 A1GM Global Technology Operations LLC
- Helical gear unit for an auxiliary drive, in particular for a steering gear of a motor vehicle4 Dec 2025US 2025/0368252 A1IMS Gear SE & Co. KGaA
- Method of manufacturing a pump, fluid pump, and dialysis machine20 Nov 2025US 2025/0352706 A1
- Method for replacing at least one tooth of a gear30 Oct 2025US 2025/0332668 A1Inventus Holdings, LLC
Most cited
By later US patents
- Toothed wheel for use in automobiles and its manufacturing method42US 5,310,432 AKubota Iron Works Co., Ltd. · 1994
- Method for producing revolving parts37US 3,990,136 AWada Seiko Kabushiki Kaisha (Wada Seiko Co., Ltd.) · 1976
- Laminated metal sprocket for plastic modular conveyor belts and methods of operating belt systems31US 5,170,883 ALaitram, L. L. C. · 1992
- Powder metal crown gear forming process27US 4,111,031 AGeneral Motors Corporation · 1978
- Method of making powder metal helical gears27US 5,659,955 A1997