H01H 13/7073
Characterised by springs
Official title: characterised by springs, e.g. Euler springs
H01H13/7073 (Characterised by springs) appears on 71 US grants and 87 published applications in this corpus.
Search patents in H01H- Granted patents
- 71
- Published applications
- 87
- Assignees
- 52
- Inventors
- 155
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 5 |
| 2012 | 5 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 4 |
| 2015 | 1 | 4 |
| 2016 | 4 | 1 |
| 2017 | 2 | 3 |
| 2018 | 3 | 6 |
| 2019 | 6 | 6 |
| 2020 | 6 | 9 |
| 2021 | 10 | 14 |
| 2022 | 7 | 8 |
| 2023 | 8 | 6 |
| 2024 | 9 | 8 |
| 2025 | 4 | 3 |
| 2026 | 2 | 4 |
By publication year. 2026 runs to 8 Oct.
Recent patents
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- Frame assembly and button9 Sep 2025US 12,412,711 B2Darwin Precisions Corporation
- Key structure22 Apr 2025US 12,283,441 B2Lite-On Technology Corporation
- Key structure6 Aug 2026US 2026/0229426 A1Darfon Electronics Corp.
- Backlight module and lighting keyboard12 Mar 2026US 2026/0074128 A1Darfon Electronics Corp.
- Substrate circuit for keyboard12 Feb 2026US 2026/0045429 A1Dell Products L. P.
- Switch device29 Jan 2026US 2026/0031289 A1
- Customizable Human Interface Device20 Mar 2025US 2025/0093966 A1Lenovo (Singapore) Pte. Ltd.
Most cited
By later US patents
- Keys with double-diving-board spring mechanisms51US 8,212,162 B2Apple Inc. · 2012
- Key structure16US 11,257,638 B2Lite-On Electronics (Guangzhou) Limited · 2022
- Low travel switch assembly12US 9,715,978 B2Apple Inc. · 2017
- Control button having a single return spring for multiple buttons11US 8,237,069 B2Lutron Electronics Co., Inc. · 2012
- Systems and methods for implementing spring loaded mechanical key switches with variable displacement sensing8US 9,343,248 B2Dell Products L. P. · 2016