H01H 2221/05
Force concentrator
Official title: Force concentrator; Actuating dimple
H01H2221/05 (Force concentrator) appears on 214 US grants and 219 published applications in this corpus.
Search patents in H01H- Granted patents
- 214
- Published applications
- 219
- Assignees
- 147
- Inventors
- 527
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 4 |
| 2004 | 4 | 6 |
| 2005 | 4 | 3 |
| 2006 | 6 | 9 |
| 2007 | 4 | 10 |
| 2008 | 5 | 13 |
| 2009 | 6 | 10 |
| 2010 | 4 | 14 |
| 2011 | 5 | 9 |
| 2012 | 8 | 11 |
| 2013 | 8 | 13 |
| 2014 | 5 | 17 |
| 2015 | 8 | 10 |
| 2016 | 9 | 14 |
| 2017 | 14 | 17 |
| 2018 | 9 | 10 |
| 2019 | 10 | 9 |
| 2020 | 9 | 12 |
| 2021 | 11 | 11 |
| 2022 | 9 | 6 |
| 2023 | 6 | 4 |
| 2024 | 4 | 3 |
| 2025 | 2 | 1 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control devices having independently suspended buttons for controlled actuation7 Jul 2026US 12,676,267 B2Lutron Technology Company LLC
- Push button for actuating switch14 Apr 2026US 12,603,237 B23M Innovative Properties Company
- Aerosol-generating device7 Apr 2026US 12,593,871 B2Kt&G Corporation
- Switch control panel23 Sep 2025US 12,424,397 B2Zhejiang Xiangrui Auto Electrical Appliance Co., Ltd
- Electronic apparatus25 Feb 2025US 12,237,122 B2Lenovo (Singapore) Pte. Ltd.
- Control devices having independently suspended buttons for controlled actuation8 Oct 2026US 2026/0311942 A1Lutron Technology Company LLC
- Housing assembly, movable energy storage apparatus, and energy storage system21 May 2026US 2026/0142298 A1Shenzhen Hithium Hero Energy Equity Technology Co., Ltd.
- Switch control panel5 Jun 2025US 2025/0182982 A1Zhejiang Xiangrui Auto Electrical Appliance Co., Ltd
- Control devices having independently suspended buttons for controlled actuation4 Jul 2024US 2024/0222046 A1Lutron Technology Company LLC
- Push button for actuating switch27 Jun 2024US 2024/0212951 A13M Innovative Properties Company
Most cited
By later US patents
- Panel switch movable contact body and panel switch using the movable contact body155US 5,924,555 AMatsushita Electric Industrial Co., Ltd. · 1999
- Membrane keyboard116US 6,585,435 B22003
- Touch selection panel for a vending machine106US 4,554,419 AThe Coca-Cola Company · 1985
- Optical actuators in keypads101US 8,432,363 B2Nokia Corporation · 2013
- Keypads and key switches88US 6,911,608 B2Digit Wireless, LLC · 2005