B60G 2206/426
Coil springs having a particular shape
Official title: Coil springs having a particular shape, e.g. curved axis, pig-tail end coils
B60G2206/426 (Coil springs having a particular shape) appears on 46 US grants and 52 published applications in this corpus.
Search patents in B60G- Granted patents
- 46
- Published applications
- 52
- Assignees
- 30
- Inventors
- 130
- Latest grant
- 24 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 4 | 5 |
| 2003 | 3 | 1 |
| 2004 | 2 | 4 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 3 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 2 | 3 |
| 2017 | 4 | 2 |
| 2018 | 3 | 6 |
| 2019 | 3 | 3 |
| 2020 | 1 | 3 |
| 2021 | 4 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 3 |
| 2024 | 4 | 3 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for determining propelling condition for shot medium, and method for manufacturing coil spring24 Sep 2024US 12,097,591 B2Hitachi Astemo, Ltd.
- Method for modeling and designing a helical spring17 Sep 2024US 12,093,610 B2Shanghai Volvo Car Research and Development Co., Ltd.
- Coil spring26 Mar 2024US 11,940,031 B2NHK Spring Co., Ltd.
- Coil spring for vehicle suspension system5 Mar 2024US 11,919,347 B2APM Engineering and Research Sdn. Bhd.
- Hollow coil spring and suspension device for vehicle27 Jun 2023US 11,685,211 B2NHK Spring Co., Ltd.
- Blocker and Compression Damping Structure12 Mar 2026US 2026/0071664 A1Eko Sport, Inc.
- Coil spring, suspension device, and method for producing coil spring11 Jul 2024US 2024/0229884 A9NHK Spring Co., Ltd.
- Coil spring, suspension device, and method for producing coil spring25 Apr 2024US 2024/0133440 A1NHK Spring Co., Ltd.
- Coil spring and suspension for vehicle29 Feb 2024US 2024/0066936 A1NHK Spring Co., Ltd.
- Coil spring28 Sep 2023US 2023/0304557 A1NHK Spring Co., Ltd.
Most cited
By later US patents
- Curved helical compression spring27US 6,375,174 B2Chuo Hatsujo Kabushiki Kaisha · 2002
- Wheel suspension25US 4,903,985 AMuhr und Bender KG · 1990
- Spring having coils of varying diameters25US 6,481,701 B2Delphi Technologies, Inc. · 2002
- Bumper rubber23US 5,052,665 ATokai Rubber Industries, Ltd. · 1991
- Rear wheel suspension and subframe for the front or rear wheel suspension of a motor vehicle19US 6,357,772 B1Adam OpeiAG · 2002