G01D 5/35329
Using interferometer with two arms in transmission
Official title: {using interferometer with two arms in transmission, e.g. Mach-Zender interferometer}
G01D5/35329 (Using interferometer with two arms in transmission) appears on 53 US grants and 53 published applications in this corpus.
Search patents in G01D- Granted patents
- 53
- Published applications
- 53
- Assignees
- 52
- Inventors
- 161
- Latest grant
- 22 Sep 2026
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| 2012 | 0 | 4 |
| 2013 | 2 | 1 |
| 2014 | 2 | 3 |
| 2015 | 0 | 3 |
| 2016 | 6 | 1 |
| 2017 | 4 | 5 |
| 2018 | 4 | 4 |
| 2019 | 3 | 1 |
| 2020 | 2 | 3 |
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| 2022 | 3 | 7 |
| 2023 | 2 | 1 |
| 2024 | 4 | 5 |
| 2025 | 5 | 2 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Device, method and system for quantifying a change in environmental conditions along the length of an optical fiber1 Oct 2026US 2026/0298675 A1Bundesrepublik Deutschland, vertreten durch den Bundesminister für Wirtschaft und Klimaschutz
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Most cited
By later US patents
- Integrated optical devices utilizing magnetostrictively, electrostrictively or photostrictively induced stress129US 5,502,781 AAT&T Corp. · 1996
- Optical waveguide vibration sensor and method52US 5,497,233 ALitton Systems, Inc. · 1996
- Demodulators for optical fiber interferometers with [3.times.3] outputs46US 5,313,266 A1994
- Fiber-optic devices and sensors using fiber grating44US 5,444,803 AAgency of Defense Development · 1995
- Fiber optic sensor system and method36US 6,314,056 B1Petroleum Geo-Services AS · 2001