Company Filing History:
9 out of 61 
5 out of 29 
1 out of 6 Years Active: 2005-2020
Title: Joan Fong: Innovator in Silicon Photonics
Introduction
Joan Fong is a prominent inventor based in San Marino, CA (US), known for her significant contributions to the field of silicon photonics. With a total of 15 patents to her name, she has made remarkable advancements in optical devices and technologies.
Latest Patents
Among her latest patents is the "Silicon-germanium optical modulator structure for use with optical chips." This innovative optical device features a waveguide positioned on a base, along with a modulator that includes a ridge made of silicon-germanium (SiGe), where the composition of germanium is between 0.4 and 0.8. The modulator is designed to guide light signals through the SiGe, with a local heater configured to heat the modulator. Another notable patent is the "Construction of integrated mode transformers," which describes an optical device that includes a waveguide and a taper, both optically aligned to exchange light signals during operation. The taper guides light signals through a taper material, while the waveguide does so through a different medium, enhancing the efficiency of light signal transmission.
Career Highlights
Joan has worked with several notable companies in the tech industry, including Kotura, Inc. and Mellanox Technologies Silicon Photonics Inc. Her work has significantly impacted the development of advanced optical technologies.
Collaborations
Throughout her career, Joan has collaborated with talented individuals such as Dazeng Feng and Wei Qian, contributing to various innovative projects in the field of silicon photonics.
Conclusion
Joan Fong's contributions to silicon photonics and her impressive portfolio of patents highlight her as a leading figure in the field. Her work continues to influence advancements in optical technologies, making her a key innovator in the industry.