G01K 11/3213
Using changes in luminescence
Official title: using changes in luminescence, e.g. at the distal end of the fibres
G01K11/3213 (Using changes in luminescence) appears on 159 US grants and 115 published applications in this corpus.
Search patents in G01K- Granted patents
- 159
- Published applications
- 115
- Assignees
- 96
- Inventors
- 334
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 12 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 1 |
| 2003 | 3 | 5 |
| 2004 | 2 | 8 |
| 2005 | 3 | 3 |
| 2006 | 3 | 8 |
| 2007 | 3 | 6 |
| 2008 | 3 | 5 |
| 2009 | 2 | 8 |
| 2010 | 4 | 2 |
| 2011 | 2 | 2 |
| 2012 | 10 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 0 |
| 2017 | 2 | 2 |
| 2018 | 1 | 4 |
| 2019 | 6 | 8 |
| 2020 | 3 | 0 |
| 2021 | 3 | 6 |
| 2022 | 4 | 11 |
| 2023 | 5 | 6 |
| 2024 | 3 | 8 |
| 2025 | 6 | 7 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photoluminescent temperature measurement system28 Apr 2026US 12,613,161 B2Accelovant Technologies Corporation
- Optical fiber for temperature sensing, and system and method for measuring temperature10 Mar 2026US 12,570,573 B2Clemson University Research Foundation
- Measurement apparatus, measurement system, substrate processing apparatus, and measurement method13 Jan 2026US 12,523,546 B2Tokyo Electron Limited
- Optical sensor for remote temperature measurements13 Jan 2026US 12,525,473 B2Tokyo Electron Limited
- Fiber optic temperature control system30 Dec 2025US 12,510,424 B2Accelovant Technologies Corporation
- Method for ultralocal optical temperature measurement, device for its realization and nanodiamond probe of the device27 Aug 2026US 2026/0251510 A1Nanthermix SA
- Multi-band optical fiber temperature sensor25 Jun 2026US 2026/0177426 A1Photon Control Inc.
- Fluorescence time decay sensing apparatus and methods of manufacturing same4 Jun 2026US 2026/0153388 A1Osensa Innovations Corp.
- Usage of optical fibers for temperature monitoring along fiber routing in hv equipment14 May 2026US 2026/0133081 A1Hitachi Energy Ltd
- Optical Measurement Device for Enabling Simultaneous Measurement of Temperature, Pressure and Bending16 Apr 2026US 2026/0104275 A1Technische Universität Hamburg (TUHH)
Most cited
By later US patents
- Three-parameter optical fiber sensor and system497US 4,986,671 ALuxtron Corporation · 1991
- Apparatus for determining a temperature of a substrate and methods therefor474US 7,497,614 B2Lam Research Corporation · 2009
- Sensor system using fluorometric decay measurements193US 4,895,156 A1990
- Fiber optic sensing techniques in laser medicine187US 5,928,222 A1999
- Optical temperature measurement technique utilizing phosphors121US 4,448,547 ALuxtron Corporation · 1984