Opsens Inc. has announced today that the United States Patent and Trademark Office (USPTO) has granted Opsens, patent no. 7,259,862 entitled Low-coherence interferometry optical sensor using a single wedge polarization readout interferometer.
This patent protects Opsens' white-light polarization interferometric (WLPI) technology.
The WLPI technology is the results of three years of extensive research and development and its outcome is a complete line of fiber optic sensors and signal conditioners for measuring various physical parameters such as pressure, temperature, strain and displacement. This unique technology is highly competitive amongst other sensing technologies when it comes to measurement applications in the harshest environments. The WLPI technology is used by Opsens in various markets such as oil and gas and medical industries.
"This patent award represents an important milestone for the development of our strategic markets such as the medical and the oil and gas markets. Our awarded patent has very broad and fundamental claims, and we are pleased with this recognition of the WLPI technology by the USPTO. Opsens has also other pending patent applications for the WLPI technology in various countries to protect its worldwide commercialization plan." said Gaétan Duplain, Vice President Energy at Opsens and the patent's inventor.