Company Filing History:
1 out of 103 
1 out of 1,880 
1 out of 4 Years Active: 2017-2023
Title: Lichao Zhang: Innovator in Roller Bearings and Depolarizers
Introduction
Lichao Zhang is a prominent inventor based in Shanghai, China. He has made significant contributions to the fields of roller bearings and optical devices, holding a total of 2 patents. His innovative work has garnered attention in various industries.
Latest Patents
Zhang's latest patents include a roller bearing and a method for controlling the same. This roller bearing features an outer ring, an inner ring, and at least one row of rollers arranged between them. Notably, it incorporates an optical fiber cable that includes at least one Bragg grating. This design allows for the determination of preload or load on the roller bearing through signals in the optical fiber cable. Another patent focuses on depolarizers, which consist of a photoalignment layer and a birefringent layer. The unique structure of the photoalignment layer, with segments having different fast axis orientations and pretilt angles, enhances the performance of the birefringent layer.
Career Highlights
Throughout his career, Lichao Zhang has worked with notable companies such as Thorlabs GmbH and Aktiebolaget SKF. His experience in these organizations has contributed to his expertise in developing advanced technologies.
Collaborations
Zhang has collaborated with talented individuals, including Sam Rubin and Cary Zhang. These partnerships have fostered innovation and creativity in his projects.
Conclusion
Lichao Zhang's contributions to the fields of roller bearings and optical devices highlight his role as a significant inventor. His patents reflect a commitment to advancing technology and improving product performance.