G01L 9/0077
For measuring reflected light
Official title: {for measuring reflected light}
G01L9/0077 (For measuring reflected light) appears on 303 US grants and 228 published applications in this corpus.
Search patents in G01L- Granted patents
- 303
- Published applications
- 228
- Assignees
- 206
- Inventors
- 616
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 9 | 0 |
| 1995 | 8 | 0 |
| 1996 | 0 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 6 |
| 2003 | 8 | 9 |
| 2004 | 7 | 9 |
| 2005 | 9 | 15 |
| 2006 | 8 | 12 |
| 2007 | 9 | 15 |
| 2008 | 15 | 15 |
| 2009 | 16 | 16 |
| 2010 | 12 | 8 |
| 2011 | 7 | 7 |
| 2012 | 4 | 11 |
| 2013 | 4 | 4 |
| 2014 | 10 | 10 |
| 2015 | 9 | 10 |
| 2016 | 10 | 12 |
| 2017 | 12 | 10 |
| 2018 | 11 | 11 |
| 2019 | 7 | 5 |
| 2020 | 9 | 3 |
| 2021 | 6 | 8 |
| 2022 | 4 | 6 |
| 2023 | 4 | 8 |
| 2024 | 8 | 9 |
| 2025 | 7 | 8 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dual cavity interferometer sensor system1 Sep 2026US 12,723,938 B2Intelligent Fiber Optic Systems, Inc.
- Sensors for measuring pressure and temperature11 Aug 2026US 12,704,428 B2Simmonds Precision Products, Inc.
- Optical force sensor device with reflective displacement measurement16 Jun 2026US 12,656,196 B2Sony Group Corporation
- Sensors for measuring pressure and temperature9 Jun 2026US 12,650,339 B2Simmonds Precision Products, Inc.
- Extrinsic Fabry-Perot absolute pressure sensor24 Feb 2026US 12,560,500 B2Davidson Instruments Inc.
- Rugged temperature tolerant extrinsic fabry-perot pressure sensor25 Jun 2026US 2026/0177440 A1Davidson Instruments Inc.
- Optical sensor20 Nov 2025US 2025/0354837 A1WIKA Optical Sensing Limited
- Method for integrating a sensor in a part made by additive manufacturing2 Oct 2025US 2025/0303466 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Compact instrument for accurate measurement of pressure of an environment18 Sep 2025US 2025/0290815 A1
- Non-intrusive mounting of aircraft fuel pressure sensors21 Aug 2025US 2025/0264368 A1Simmonds Precision Products, Inc.
Most cited
By later US patents
- Three-parameter optical fiber sensor and system497US 4,986,671 ALuxtron Corporation · 1991
- Fiber optic pressure sensor with temperature compensation and reference232US 4,487,206 AHoneywell Inc. · 1984
- Fiber optic sensors177US 4,924,870 AFiberoptic Sensor Technologies, Inc. · 1990
- Miniaturized sensor for physiological pressure measurements158US 5,018,529 ARadisensor AB · 1991
- Transducer calibration system138US 4,446,715 ACamino Laboratories, Inc. · 1984