B81B 2201/02
Sensors
B81B2201/02 (Sensors) appears on 4,740 US grants and 5,685 published applications in this corpus.
Search patents in B81B- Granted patents
- 4,740
- Published applications
- 5,685
- Assignees
- 1,089
- Inventors
- 6,951
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 15 | 0 |
| 1997 | 12 | 0 |
| 1998 | 18 | 0 |
| 1999 | 16 | 0 |
| 2000 | 16 | 0 |
| 2001 | 28 | 21 |
| 2002 | 41 | 48 |
| 2003 | 38 | 44 |
| 2004 | 57 | 87 |
| 2005 | 61 | 94 |
| 2006 | 60 | 88 |
| 2007 | 72 | 115 |
| 2008 | 72 | 105 |
| 2009 | 56 | 155 |
| 2010 | 89 | 169 |
| 2011 | 117 | 176 |
| 2012 | 144 | 177 |
| 2013 | 159 | 193 |
| 2014 | 217 | 266 |
| 2015 | 244 | 347 |
| 2016 | 306 | 344 |
| 2017 | 321 | 403 |
| 2018 | 293 | 395 |
| 2019 | 368 | 367 |
| 2020 | 367 | 382 |
| 2021 | 282 | 351 |
| 2022 | 293 | 344 |
| 2023 | 297 | 311 |
| 2024 | 239 | 262 |
| 2025 | 239 | 264 |
| 2026 | 171 | 177 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B81B 2201/0228Inertial sensorsIndexing code1,785
- B81B 2201/0257Microphones or microspeakersIndexing code1,473
- B81B 2201/0264Pressure sensorsIndexing code1,145
- B81B 2201/0271ResonatorsIndexing code495
- B81B 2201/0214BiosensorsIndexing code307
- B81B 2201/0292Sensors not provided for in b81b2201/0207 - b81b2201/0285Indexing code217
- B81B 2201/0278Temperature sensorsIndexing code130
- B81B 2201/0221Variable capacitorsIndexing code94
All 10 subgroupsShow fewer
Recent patents
- MEMS structure including a buried cavity with antistiction protuberances, and manufacturing methods thereof6 Oct 2026US 12,753,067 B2STMicroelectronics S,r.l.
- MEMS device6 Oct 2026US 12,753,069 B2Rohm Co., Ltd.
- Circuit for operating a capacitive sensor and sensor apparatus6 Oct 2026US 12,754,221 B2Robert Bosch GmbH
- Device, system, method, and computer product for detecting and evaluating environmental quantities and events with modular approach and variable complexity6 Oct 2026US 12,754,529 B2STMicroelectronics S,r.l.
- System and method for generating an audio signal6 Oct 2026US 12,756,970 B2Sonicedge Ltd.
- Packaging method for mems acoustic device structure, mems acoustic device packaging structure and mems chip packaging method for acoustic device8 Oct 2026US 2026/0307982 A1Hefei Smat Technology Co., Ltd.
- Method for producing a microelectromechanical device comprising a cap structure and a microelectromechanical device8 Oct 2026US 2026/0307983 A1
- Microelectromechanical device with recovery from stiction conditions1 Oct 2026US 2026/0296874 A1STMicroelectronics International N. V.
- Anchor structure1 Oct 2026US 2026/0296876 A1Lawrence Semiconductor Research Laboratory, Inc.
- Mems device1 Oct 2026US 2026/0296877 A1Infineon Technologies AG
Most cited
By later US patents
- Formation of microstamped patterns on surfaces and derivative articles1,049US 5,512,131 APresident and Fellows of Harvard College · 1996
- Method of forming articles including waveguides via capillary micromolding and microtransfer molding512US 6,355,198 B1President and Fellows of Harvard College · 2002
- Method of formation of microstamped patterns on plates for adhesion of cells and other biological materials, devices and uses therefor300US 5,776,748 AChildren's Medical Center Corporation · 1998
- Microelectromechanical device having a stiffened support beam, and methods of forming stiffened support beams in MEMS294US 6,632,698 B2Hewlett-Packard Development Company, L. P. · 2003
- Microelectromechanical system package with environmental and interference shield293US 6,781,231 B2Knowles Electronics, LLC · 2004