B81B 3/0037
For increasing stroke, i.e. achieve large displacement of actuated parts
Official title: {For increasing stroke, i.e. achieve large displacement of actuated parts}
B81B3/0037 (For increasing stroke, i.e. achieve large displacement of actuated parts) appears on 78 US grants and 93 published applications in this corpus.
Search patents in B81B- Granted patents
- 78
- Published applications
- 93
- Assignees
- 64
- Inventors
- 218
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 3 |
| 2004 | 4 | 5 |
| 2005 | 4 | 4 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 2 | 2 |
| 2012 | 0 | 1 |
| 2013 | 3 | 3 |
| 2014 | 3 | 0 |
| 2015 | 2 | 4 |
| 2016 | 0 | 3 |
| 2017 | 3 | 6 |
| 2018 | 6 | 7 |
| 2019 | 5 | 6 |
| 2020 | 11 | 9 |
| 2021 | 6 | 7 |
| 2022 | 6 | 6 |
| 2023 | 2 | 3 |
| 2024 | 7 | 4 |
| 2025 | 2 | 7 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Multi-cell piston motion membrane microelectromechanical systems (mems) apparatus and process16 Apr 2026US 2026/0103377 A1InvenSense, Inc.
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Most cited
By later US patents
- Direct acting vertical thermal actuator with controlled bending112US 6,531,947 B13M Innovative Properties Company · 2003
- Micromotion amplifier77US 5,862,003 A1999
- Compliant displacement-multiplying apparatus for microelectromechanical systems69US 6,175,170 B12001
- Precision electrostatic actuation and positioning69US 6,329,738 B1Massachusetts Institute of Technology · 2001
- Microelectromechanical system actuator for extended linear motion47US 6,465,929 B1Microsoft Corporation · 2002