G01L 9/0041
Transmitting or indicating the displacement of flexible diaphragms
Official title: {Transmitting or indicating the displacement of flexible diaphragms}
G01L9/0041 (Transmitting or indicating the displacement of flexible diaphragms) appears on 4,264 US grants and 3,340 published applications in this corpus.
Search patents in G01L- Granted patents
- 4,264
- Published applications
- 3,340
- Assignees
- 1,390
- Inventors
- 6,845
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 29 | 0 |
| 1977 | 36 | 0 |
| 1978 | 37 | 0 |
| 1979 | 32 | 0 |
| 1980 | 38 | 0 |
| 1981 | 28 | 0 |
| 1982 | 36 | 0 |
| 1983 | 38 | 0 |
| 1984 | 49 | 0 |
| 1985 | 55 | 0 |
| 1986 | 58 | 0 |
| 1987 | 51 | 0 |
| 1988 | 53 | 0 |
| 1989 | 64 | 0 |
| 1990 | 59 | 0 |
| 1991 | 75 | 0 |
| 1992 | 62 | 0 |
| 1993 | 56 | 0 |
| 1994 | 78 | 0 |
| 1995 | 52 | 0 |
| 1996 | 68 | 0 |
| 1997 | 57 | 0 |
| 1998 | 59 | 0 |
| 1999 | 71 | 0 |
| 2000 | 72 | 0 |
| 2001 | 66 | 19 |
| 2002 | 66 | 72 |
| 2003 | 106 | 76 |
| 2004 | 67 | 89 |
| 2005 | 87 | 105 |
| 2006 | 102 | 127 |
| 2007 | 99 | 121 |
| 2008 | 93 | 89 |
| 2009 | 85 | 103 |
| 2010 | 92 | 105 |
| 2011 | 75 | 100 |
| 2012 | 92 | 121 |
| 2013 | 103 | 124 |
| 2014 | 123 | 155 |
| 2015 | 125 | 214 |
| 2016 | 131 | 221 |
| 2017 | 202 | 238 |
| 2018 | 200 | 200 |
| 2019 | 199 | 173 |
| 2020 | 158 | 174 |
| 2021 | 146 | 159 |
| 2022 | 143 | 133 |
| 2023 | 131 | 140 |
| 2024 | 106 | 116 |
| 2025 | 88 | 98 |
| 2026 | 66 | 68 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01L 9/0051Using variations in ohmic resistance1,648
- G01L 9/0072Using variations in capacitance1,551
- G01L 9/0042Constructional details associated with semiconductive diaphragm sensors1,292
- G01L 9/0076Using photoelectric means392
- G01L 9/008Using piezoelectric devices237
- G01L 9/007Using variations in inductance142
Recent patents
- Flexible sensor apparatus and method of making same29 Sep 2026US 12,745,960 B2
- System and method for flexible multi-variable sensor29 Sep 2026US 12,747,967 B2Wisconsin Alumni Research Foundation
- Sensing system on chip and the manufacturing method thereof29 Sep 2026US 12,748,006 B2National Tsing Hua University
- Pressure sensor device with a progressive stopper22 Sep 2026US 12,742,695 B2Vitesco Technologies USA, LLC
- Semiconductor device and method for sensing external condition in harsh environment15 Sep 2026US 12,736,425 B2UTAC Headquarters Pte. Ltd.
- Pressure sensor device, pressure sensor system, and method for manufacturing of the pressure sensor device8 Oct 2026US 2026/0309564 A1NXP USA, Inc.
- Strain gauge pressure sensor with improved output1 Oct 2026US 2026/0298744 A1
- Component of pressure sensor and pressure sensor1 Oct 2026US 2026/0298745 A1TDK Corporation
- Pressure sensor and process for manufacturing same1 Oct 2026US 2026/0298746 A1Sc2N
- Electrical connection to process fluid pressure sensor1 Oct 2026US 2026/0298747 A1
Most cited
By later US patents
- Process for the production of thin semiconductor material films1,233US 5,374,564 ACommissariat A L' Energie Atomique · 1994
- Pressure and temperature sensor545US 4,554,927 AThermometrics, Inc. · 1985
- Three-parameter optical fiber sensor and system497US 4,986,671 ALuxtron Corporation · 1991
- System and method for the wireless sensing of physical properties322US 6,111,520 AGeorgia Tech Research Corporation · 2000
- Method of fabrication of a microstructure having an internal cavity302US 6,297,072 B1Interuniversitair Micro-Elktronica Centrum (IMEC VZW) · 2001