B81B 2201/01
Switches
B81B2201/01 (Switches) appears on 444 US grants and 504 published applications in this corpus.
Search patents in B81B- Granted patents
- 444
- Published applications
- 504
- Assignees
- 193
- Inventors
- 824
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 2 |
| 2002 | 3 | 12 |
| 2003 | 13 | 18 |
| 2004 | 18 | 25 |
| 2005 | 18 | 18 |
| 2006 | 10 | 11 |
| 2007 | 7 | 22 |
| 2008 | 12 | 15 |
| 2009 | 8 | 19 |
| 2010 | 15 | 14 |
| 2011 | 18 | 26 |
| 2012 | 17 | 20 |
| 2013 | 25 | 21 |
| 2014 | 31 | 35 |
| 2015 | 23 | 20 |
| 2016 | 26 | 37 |
| 2017 | 29 | 29 |
| 2018 | 30 | 32 |
| 2019 | 30 | 20 |
| 2020 | 33 | 19 |
| 2021 | 15 | 10 |
| 2022 | 7 | 14 |
| 2023 | 15 | 9 |
| 2024 | 5 | 16 |
| 2025 | 14 | 24 |
| 2026 | 6 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Spark gaps with high current capability for electrical overstress detection and protection25 Aug 2026US 12,719,242 B2Analog Devices International Unlimited Company
- MEMS relay with safety function19 May 2026US 12,633,483 B2Robert Bosch GmbH
- Electronic module17 Mar 2026US 12,580,144 B2Robert Bosch GmbH
- MEMS device, method for manufacturing MEMS device and electronic device10 Mar 2026US 12,570,519 B2Beijing BOE Technology Development Co., Ltd.
- Method for producing at least one first and one second micromirror device10 Mar 2026US 12,570,522 B2Robert Bosch GmbH
- Capacitive rf microswitch for high-power applications8 Oct 2026US 2026/0311937 A1
- Failsafe ohmic-capacitive membrane actuator-based radio frequency switch24 Sep 2026US 2026/0290713 A1Dell Products L. P.
- Broadband radio frequency micro-actuator switch with high isolation24 Sep 2026US 2026/0290714 A1Dell Products L. P.
- Mems bridge24 Sep 2026US 2026/0290715 A1Sofant Technologies Ltd
- Micro-electromechanical switch systems with self-testing capability25 Jun 2026US 2026/0177619 A1Analog Devices International Unlimited Company
Most cited
By later US patents
- Bistable microelectromechanical actuator511US 5,867,302 ASandia Corporation · 1999
- Thin-film electrothermal device331US 4,423,401 ATektronix, Inc. · 1983
- Design and fabrication of broadband surface-micromachined micro-electro-mechanical switches for microwave and millimeter-wave applications270US 6,046,659 AHughes Electronics Corporation · 2000
- Microelectro-mechanical system actuator device and reconfigurable circuits utilizing same198US 6,127,908 AMassachusetts Institute of Technology · 2000
- Radio frequency microelectromechanical systems (MEMS) devices on low-temperature co-fired ceramic (LTCC) substrates178US 6,815,739 B2Corporation for National Research Initiatives · 2004