F16C 3/023
Made of several parts
Official title: {made of several parts, e.g. by welding}
F16C3/023 (Made of several parts) appears on 314 US grants and 331 published applications in this corpus.
Search patents in F16C- Granted patents
- 314
- Published applications
- 331
- Assignees
- 214
- Inventors
- 728
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 8 | 1 |
| 2003 | 3 | 9 |
| 2004 | 5 | 6 |
| 2005 | 5 | 9 |
| 2006 | 6 | 7 |
| 2007 | 5 | 5 |
| 2008 | 5 | 7 |
| 2009 | 1 | 3 |
| 2010 | 7 | 6 |
| 2011 | 7 | 2 |
| 2012 | 2 | 8 |
| 2013 | 8 | 6 |
| 2014 | 8 | 16 |
| 2015 | 8 | 16 |
| 2016 | 14 | 31 |
| 2017 | 13 | 20 |
| 2018 | 18 | 25 |
| 2019 | 14 | 27 |
| 2020 | 19 | 23 |
| 2021 | 17 | 24 |
| 2022 | 21 | 24 |
| 2023 | 19 | 17 |
| 2024 | 30 | 19 |
| 2025 | 18 | 17 |
| 2026 | 8 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air bearing shaft with wide operating temperature range11 Aug 2026US 12,706,271 B2APPLIED Materials.Inc.
- Three piece coolant controlled rotor shaft28 Jul 2026US 12,695,355 B2Dana Tm4 Inc.
- Joint for composite tubular rods21 Jul 2026US 12,686,496 B2B/E Aerospace, Inc.
- Drive shaft assembly for a rotary furnace21 Jul 2026US 12,687,340 B2X-energy, LLC
- Rotating shaft19 May 2026US 12,633,799 B2Honda Motor Co., Ltd.
- Discharge device for discharging an electric charge and/or voltage via a shaft of a drive train, and drive train having the discharge device2 Jul 2026US 2026/0189110 A1Schaeffler Technologies AG & Co. KG
- Aircraft driveshaft with anti-flail containment system30 Apr 2026US 2026/0117926 A1Goodrich Corporation
- Three piece coolant controlled rotor shaft1 Jan 2026US 2026/0005574 A1Dana Tm4 Inc.
- Composite shaft with outer periphery ring20 Nov 2025US 2025/0354580 A1Goodrich Corporation
- Bicycle front forks having features to distribute lubricant2 Oct 2025US 2025/0304206 A1Sram, LLC
Most cited
By later US patents
- Systems, methods, and apparatus for supported shafts119US 10,294,982 B2The Boeing Company · 2019
- Method for making composite tubular elements50US 4,214,932 AExxon Research & Engineering Co. · 1980
- Low speed rotor shaft for a small twin spool gas turbine engine47US 7,665,293 B2Florida Turbine Technologies, Inc. · 2010
- Dynamic damper44US 5,056,763 ATokai Rubber Industries, Ltd. · 1991
- Propeller shaft liner and inserting apparatus42US 4,014,184 A1977