Company Filing History:
3 out of 7 
1 out of 1 
1 out of 1 Years Active: 2012-2015
Title: The Innovations of Erjun Zang
Introduction
Erjun Zang is a prominent inventor based in Beijing, China. He has made significant contributions to the field of semiconductor lasers, holding a total of 5 patents. His work focuses on enhancing the performance and efficiency of laser technology.
Latest Patents
One of his latest patents is titled "Grating external-cavity semiconductor laser and quasi-synchronous tuning method thereof." This invention provides a method for quasi-synchronous tuning of the wavelength or frequency of a grating external-cavity semiconductor laser. The method involves rotating a grating or mirror around a quasi-synchronous tuning point, allowing for frequency selections by the grating and resonance cavity. The design is noted for its simplicity and flexibility, achieving approximately synchronous tuning of the laser.
Career Highlights
Erjun Zang has worked at the National Institute of Metrology, P.R. China, and the National Institute of Metrology, People's Republic of China. His experience in these institutions has contributed to his expertise in metrology and laser technology.
Collaborations
Some of his notable coworkers include Ye Li and Jianping Cao. Their collaborative efforts have further advanced the research and development in the field of semiconductor lasers.
Conclusion
Erjun Zang's innovative work in semiconductor laser technology has made a significant impact in the field. His patents reflect a commitment to advancing laser performance through novel methods and designs.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.