F16F 1/06
With turns lying in cylindrical surfaces
Official title: with turns lying in cylindrical surfaces
F16F1/06 (With turns lying in cylindrical surfaces) appears on 167 US grants and 201 published applications in this corpus.
Search patents in F16F- Granted patents
- 167
- Published applications
- 201
- Assignees
- 149
- Inventors
- 464
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 5 |
| 2003 | 5 | 1 |
| 2004 | 3 | 4 |
| 2005 | 2 | 4 |
| 2006 | 2 | 4 |
| 2007 | 3 | 2 |
| 2008 | 2 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 8 |
| 2011 | 0 | 2 |
| 2012 | 3 | 3 |
| 2013 | 2 | 10 |
| 2014 | 4 | 9 |
| 2015 | 3 | 12 |
| 2016 | 9 | 7 |
| 2017 | 7 | 14 |
| 2018 | 9 | 19 |
| 2019 | 9 | 16 |
| 2020 | 8 | 22 |
| 2021 | 20 | 21 |
| 2022 | 14 | 13 |
| 2023 | 12 | 10 |
| 2024 | 14 | 7 |
| 2025 | 5 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Coil spring and connector with a coil spring14 Oct 2025US 12,444,888 B2ODU GmbH & Co. KG
- Dampers23 Sep 2025US 12,422,015 B2Titus d.o.o. Dekani
- Torsion spring adjuster3 Jun 2025US 12,320,192 B2Eastern Metal Supply, Inc.
- Seat suspension mechanism8 Apr 2025US 12,269,382 B2Delta Kogyo Co., Ltd.
- Spring connector25 Mar 2025US 12,261,402 B2Yokowo Co., Ltd.
- Torsion coil spring, method for manufacturing same, fastener for accessory, method for manufacturing same, and accessory23 Apr 2026US 2026/0108024 A1Crossfor Co., Ltd.
- Coil spring and manufacturing method of the same16 Oct 2025US 2025/0320902 A1NHK Spring Co., Ltd.
- Torsion spring adjuster21 Aug 2025US 2025/0263974 A1Eastern Metal Supply, Inc.
- Coil spring, suspension device, and coil spring manufacturing method17 Jul 2025US 2025/0230850 A1NHK Spring Co., Ltd.
- Metal foil for spring member, spring member for electronic device, production method for metal foil for spring member, and production method for spring member for electronic device28 Nov 2024US 2024/0392853 A1Toppan Holdings Inc.
Most cited
By later US patents
- Crest-to-crest compression spring with circular flat shim ends95US 4,901,987 ASmalley Steel Ring Company · 1990
- Check valve57US 6,564,828 B1Nippon Pillar Packing Co., Ltd. · 2003
- Torsion spring having an adjustable spring rate38US 5,464,197 A1995
- Spring core for a mattress35US 5,575,460 ASpuehl AG · 1996
- Harvesting energy from vehicular vibrations using piezoelectric devices33US 8,143,766 B2GM Global Technology Operations LLC · 2012