B81B 3/0008
Structures for avoiding electrostatic attraction
Official title: {Structures for avoiding electrostatic attraction, e.g. avoiding charge accumulation}
B81B3/0008 (Structures for avoiding electrostatic attraction) appears on 129 US grants and 143 published applications in this corpus.
Search patents in B81B- Granted patents
- 129
- Published applications
- 143
- Assignees
- 81
- Inventors
- 335
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 4 |
| 2002 | 4 | 12 |
| 2003 | 8 | 6 |
| 2004 | 10 | 5 |
| 2005 | 6 | 4 |
| 2006 | 4 | 3 |
| 2007 | 1 | 8 |
| 2008 | 6 | 3 |
| 2009 | 5 | 6 |
| 2010 | 5 | 5 |
| 2011 | 2 | 7 |
| 2012 | 7 | 8 |
| 2013 | 3 | 6 |
| 2014 | 4 | 8 |
| 2015 | 8 | 8 |
| 2016 | 4 | 8 |
| 2017 | 8 | 5 |
| 2018 | 7 | 7 |
| 2019 | 4 | 6 |
| 2020 | 6 | 4 |
| 2021 | 5 | 7 |
| 2022 | 6 | 3 |
| 2023 | 3 | 2 |
| 2024 | 1 | 4 |
| 2025 | 3 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Spatial light modulator and method555US 5,096,279 ATexas Instruments Incorporated · 1992
- Micro-electromechanical switch135US 6,307,169 B1Motorola, Inc. · 2001
- Electrostatic type micro transducer and control system using the same64US 5,367,429 AHitachi Automotive Engineering Co., Ltd. · 1994
- Semiconductor physical quantity sensor55US 6,494,096 B2Denso Corporation · 2002
- Method of manufacture for microelectromechanical devices55US 7,476,327 B2Idc, LLC · 2009