Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11947163 | Methods and systems for distributed temperature and pressure sensing comprising a polymer fiber | Xiaoting Jia, Haifeng Xuan, Li Yu | 2024-04-02 |
| 11150144 | Sapphire sensor for measuring pressure and temperature with improved stress and temperature variation compensation | Bo Dong | 2021-10-19 |
| 11002594 | Method and apparatus for distributed sensing | Lingmei Ma, Bo Dong | 2021-05-11 |
| 10495525 | Sapphire sensor apparatus including an optical fiber for measuring pressure and temperature | Bo Dong | 2019-12-03 |
| 10408995 | Optical sensing fiber | Bo Dong | 2019-09-10 |
| 10234346 | Serial weak FBG interrogator using pulses of differing wavelengths | Bo Dong, Fabin Shen | 2019-03-19 |
| 9804033 | Sapphire sensor for measuring pressure and temperature | Bo Dong | 2017-10-31 |
| 9677957 | Serial fiber Bragg grating interrogator with a pulsed laser for reflection spectrum measurement | Bo Dong, Fabin Shen | 2017-06-13 |
| 8983258 | Holey optical fiber with random pattern of holes and method for making same | Jeong-Ik Kim, Daniel Kominsky, Gary Pickrell, Ahmad Safaai-Jazi, Roger Stolen | 2015-03-17 |
| 8861912 | Holey optical fiber with random pattern of holes and method for making same | Jeong-Ik Kim, Daniel Kominsky, Gary Pickrell, Ahmad Safaai-Jazi, Roger Stolen | 2014-10-14 |
| 8743365 | Apparatus and method for on-line, real-time analysis of chemical gases dissolved in transformer oil | Bo Dong, Jianmin Gong | 2014-06-03 |
| 7762720 | Fabrication of miniature fiber-optic temperature sensors | Yizheng Zhu | 2010-07-27 |
| 7567742 | Holey optical fiber with random pattern of holes and method for making same | Gary Pickrell, Daniel Kominsky, Roger Stolen, Jeong-Ik Kim, Ahmad Safaai-Jazi | 2009-07-28 |
| 7495772 | Multi-cavity Fabry-Perot interferometric thin-film sensor with built-in temperature compensation | Yan Zhang, Kristie Cooper | 2009-02-24 |
| 7444838 | Holey optical fiber with random pattern of holes and method for making same | Gary Pickrell, Daniel Kominsky, Roger Stolen, Jeong-Ik Kim, Ahmad Safaai-Jazi | 2008-11-04 |
| 7308162 | Intrinsic Fabry-Perot optical fiber sensors and their multiplexing | — | 2007-12-11 |
| 7173713 | Optical fiber sensors for harsh environments | Juncheng Xu | 2007-02-06 |
| 7138621 | Optical fiber sensors based on pressure-induced temporal periodic variations in refractive index | — | 2006-11-21 |
| 7054011 | Optical fiber pressure and acceleration sensor fabricated on a fiber endface | Yizheng Zhu, Xingwei Wang, Juncheng Xu | 2006-05-30 |
| 7045767 | Self-compensating fiber optic flow sensor having an end of a fiber optics element and a reflective surface within a tube | Wei Peng, Bing Qi | 2006-05-16 |
| 6928202 | Method and apparatus for packaging optical fiber sensors for harsh environments | Gary Pickrell, Yuhong Duan | 2005-08-09 |
| 6069686 | Self-calibrating optical fiber pressure, strain and temperature sensors | Wei Zhao, Jun Wang, Hai Xiao | 2000-05-30 |
| 5963321 | Self-calibrating optical fiber pressure, strain and temperature sensors | — | 1999-10-05 |
| 5446280 | Split-spectrum self-referenced fiber optic sensor | Kent A. Murphy, Richard O. Claus | 1995-08-29 |
| 5381229 | Sapphire optical fiber interferometer | Kent A. Murphy, Ashish Madhukar Vengsarkar, Shari Feth, Richard O. Claus, Sridhar Gollapudi | 1995-01-10 |