F16D 2065/1328
Internal cavities
Official title: {internal cavities, e.g. cooling channels}
F16D2065/1328 (Internal cavities) appears on 414 US grants and 417 published applications in this corpus.
Search patents in F16D- Granted patents
- 414
- Published applications
- 417
- Assignees
- 248
- Inventors
- 913
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 23 | 0 |
| 2001 | 23 | 11 |
| 2002 | 16 | 11 |
| 2003 | 14 | 7 |
| 2004 | 6 | 26 |
| 2005 | 5 | 14 |
| 2006 | 10 | 12 |
| 2007 | 8 | 9 |
| 2008 | 4 | 12 |
| 2009 | 3 | 19 |
| 2010 | 7 | 13 |
| 2011 | 6 | 13 |
| 2012 | 10 | 15 |
| 2013 | 11 | 22 |
| 2014 | 13 | 16 |
| 2015 | 23 | 17 |
| 2016 | 14 | 14 |
| 2017 | 19 | 19 |
| 2018 | 11 | 20 |
| 2019 | 17 | 26 |
| 2020 | 22 | 34 |
| 2021 | 13 | 18 |
| 2022 | 20 | 21 |
| 2023 | 16 | 13 |
| 2024 | 17 | 13 |
| 2025 | 11 | 11 |
| 2026 | 3 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Commercial vehicle brake rotor10 Mar 2026US 12,571,441 B2Consolidated Metco, Inc.
- Brake disk with protrusions27 Jan 2026US 12,535,112 B2Hl Mando Corporation
- Drum brake consisting of two or more parts connected by isolating material6 Jan 2026US 12,516,709 B2Hl Mando Corporation
- Brake assembly including expandable rotor4 Nov 2025US 12,460,689 B2GM Global Technology Operations LLC
- Brake assembly with thermal fuse16 Sep 2025US 12,416,340 B2Ratier-Figeac SAS
- Rotor hub and methods thereof13 Aug 2026US 2026/0235176 A1
- Brake drum; drum brake and vehicle13 Aug 2026US 2026/0235177 A1Mahle International GmbH
- Drum brake apparatus for electric vehicle, and electric vehicle with the drum brake apparatus13 Aug 2026US 2026/0235178 A1Schaeffler Technologies AG & Co. KG
- Brake disc and preparation method, brake system, and vehicle2 Jul 2026US 2026/0185575 A1BYD Company Limited
- Universal spline to be coupled to the hub of a wheel without fasteners14 May 2026US 2026/0131867 A1
Most cited
By later US patents
- Advanced motorcycle chassis steering and suspension system64US 6,263,994 B12001
- Self-ventilating disc brake rotor64US 7,066,306 B22006
- Friction element59US 6,042,935 ADeutsche Forschungsanstalt fuer Luft -ung Raumfahrt e.V. · 2000
- Damped disc brake rotor48US 5,139,117 AGeneral Motors Corporation · 1992
- Disc rotor for preventing squeal46US 5,417,313 AAkebno Brake Industry Co., Ltd. · 1995