E05Y 2201/499
Spring tensioners
Official title: Spring tensioners; Tension sensors
E05Y2201/499 (Spring tensioners) appears on 174 US grants and 158 published applications in this corpus.
Search patents in E05Y- Granted patents
- 174
- Published applications
- 158
- Assignees
- 103
- Inventors
- 305
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 3 |
| 2003 | 4 | 3 |
| 2004 | 1 | 0 |
| 2005 | 2 | 3 |
| 2006 | 1 | 5 |
| 2007 | 2 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 3 | 1 |
| 2011 | 3 | 6 |
| 2012 | 1 | 2 |
| 2013 | 6 | 4 |
| 2014 | 3 | 4 |
| 2015 | 3 | 8 |
| 2016 | 7 | 4 |
| 2017 | 2 | 5 |
| 2018 | 3 | 8 |
| 2019 | 12 | 10 |
| 2020 | 11 | 18 |
| 2021 | 10 | 14 |
| 2022 | 14 | 15 |
| 2023 | 11 | 12 |
| 2024 | 8 | 7 |
| 2025 | 11 | 12 |
| 2026 | 8 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Furniture drive for moving a furniture part that is movably mounted relative to a furniture body2 Jun 2026US 12,644,325 B2Julius Blum GmbH
- Integrated bracket assembly with head stop for overhead doors19 May 2026US 12,631,289 B1Cltc LLC
- Self-closing adjustable tension spring hinge12 May 2026US 12,624,584 B1Nationwide Industries, Inc.
- Furniture fitting having an adjustment mechanism5 May 2026US 12,618,276 B2Samet Kalip Ve Madeni Esya San Ve Tic. A. S
- Flap fitting and item of furniture21 Apr 2026US 12,607,056 B2Hettich-ONI GmbH & Co. KG
- Adjustable self-closing anti-ligature hinge1 Oct 2026US 2026/0298004 A1Abh Manufacturing Inc.
- Door cable tensioning device10 Sep 2026US 2026/0266115 A1
- Machine for treating waste with a perfected closing system of the loading opening of the treatment cell13 Aug 2026US 2026/0233269 A1Ompeco S.r.l.
- Sliding Door Gear30 Jul 2026US 2026/0218558 A1
- Hinge assembly for a door of an overhead luggage compartment16 Jul 2026US 2026/0201739 A1Facc AG
Most cited
By later US patents
- Counterbalancing torsion spring mechanism for devices which move up and down and method of setting the torsion springs thereof89US 4,882,806 A1989
- Method for controlling the operational modes of a door in conjunction with a mechanical door control mechanism86US 5,913,763 ADorma Door Controls, Inc. · 1999
- Compact counterbalancing system for sectional doors85US 5,419,010 AWayne-Dalton Corp. · 1995
- Door closer70US 4,590,639 AGeze GmbH · 1986
- Door check64US 4,785,493 ADorma-Baubeschlag GmbH & Co. KG · 1988