G01L 21/22
Using resonance effects of a vibrating body
Official title: using resonance effects of a vibrating body; Vacuum gauges of the Klumb type
G01L21/22 (Using resonance effects of a vibrating body) appears on 24 US grants and 18 published applications in this corpus.
Search patents in G01L- Granted patents
- 24
- Published applications
- 18
- Assignees
- 21
- Inventors
- 55
- Latest grant
- 18 Jul 2023
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 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 3 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 3 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 2 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Wide range highly sensitive pressure sensor based on heated micromachined arch beam26 May 2022US 2022/0163418 A1King Abdullah University of Science and Technology
- Electromechanical pressure sensor13 May 2021US 2021/0140841 A1King Abdullah University of Science and Technology
- Vacuum monitor30 May 2019US 2019/0162618 A1HORIBA STEC, Co., Ltd.
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Most cited
By later US patents
- MEMS capacitive pressure sensor65US 9,772,245 B2ams International AG · 2017
- Gas pressure gauge and pressure measuring method24US 4,995,264 ABalzers Aktiengesellschaft · 1991
- Quartz crystal pressure sensor20US 5,136,885 ATIF Instruments, Inc. · 1992
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- Micromechanical pressure gauge having extended sensor range19US 5,528,939 A1996