| RE49680 | Systems and methods for spread spectrum distributed acoustic sensor monitoring | Aug 15, 19 | Oct 03, 23 | ADELOS, LLC |
| 9995674 | Photoacoustic chemical detector | Dec 29, 14 | Jun 12, 18 | The United States of America as represented by the Administrator of NASA |
| 9983293 | Method and system for locating an acoustic source | Jun 06, 12 | May 29, 18 | SILIXA LTD. |
| 9971052 | Sensor for detecting pressure waves in a liquid | Aug 15, 14 | May 15, 18 | Fugro Technology B.V. |
| 9964431 | Narrow bandwidth detection of vibration signature using fiber lasers | Nov 14, 14 | May 08, 18 | National Technology & Engineering Solutions of Sandia, LLC |
| 9964432 | Method of vibration measurement and interferometer | Dec 04, 13 | May 08, 18 | Optonor AS |
| 9949717 | Ultrasound detector and detecting device for optoacoustic or thermoacoustic imaging | Feb 04, 11 | Apr 24, 18 | Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheitund Umwelt (GmbH) |
| 9945717 | Fibre optic distributed sensing | Sep 06, 16 | Apr 17, 18 | Optasense Holdings Ltd. |
| 9939551 | Systems, devices and methods for borehole gravimetry | Aug 13, 13 | Apr 10, 18 | Dowell -- A Division of Schlumberger Technology Corporation |
| 9933699 | Pellicle aging estimation and particle removal from pellicle via acoustic waves | Mar 16, 15 | Apr 03, 18 | Taiwan Semiconductor Manufacturing Company Ltd. |
| 9933546 | Displacement measurements using a multi-cavity sensor | Sep 24, 15 | Apr 03, 18 | Baker Hughes, a GE company, LLC |
| 9927221 | Pressure-balanced seismic sensor package | Aug 07, 15 | Mar 27, 18 | PGS Geophysical AS |
| 9927349 | Method of producing through wiring substrate and method of producing device | Dec 14, 16 | Mar 27, 18 | CANON KABUSHIKI KAISHA |
| 9927286 | Seismic sensing with optical fiber | Dec 09, 15 | Mar 27, 18 | Dowell -- A Division of Schlumberger Technology Corporation |
| 9928705 | Threat detection system | Jun 06, 16 | Mar 27, 18 | UTC Fire & Security Corporation |
| 9923339 | Tunable amplified spontaneous emission (ASE) laser | Feb 20, 17 | Mar 20, 18 | HONG KONG BAPTIST UNIVERSITY |
| 9921248 | Optically based voltage sensing device and method | Jan 25, 13 | Mar 20, 18 | ZEDELEF PTY LTD |
| 9921102 | Moving platform borne infrared image-spectrum associated detection system and method | Feb 10, 15 | Mar 20, 18 | HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY |
| 9909904 | Optical fibre sensor system | Apr 20, 15 | Mar 06, 18 | Not available |
| 9910056 | Device and method for an interferometric measuring of an object | Jan 23, 17 | Mar 06, 18 | POLYTEC GMBH |