Location History:
- Cambridge, MA (US) (2005 - 2008)
- Somerville, MA (US) (2009)
- Woodbury, MN (US) (2009 - 2013)
- New York, NY (US) (2013)
Company Filing History:
8 out of 14,084 
4 out of 8,375 
Years Active: 2005-2013
Title: Yasha Yi: Innovator in Optical Waveguides and Semiconductor Technology
Introduction
Yasha Yi is a prominent inventor based in Woodbury, MN (US), known for his significant contributions to the fields of optical waveguides and semiconductor technology. With a total of eight patents to his name, Yi has made remarkable advancements that enhance the efficiency and functionality of optical and electronic devices.
Latest Patents
Among his latest patents is a method for making optical waveguides. This innovative method involves providing a waveguide structure that includes a substrate, a lower cladding layer, and a core layer made of materials such as silicon nitride, amorphous silicon, or amorphous silicon-germanium alloy. The process includes patterning the core layer and annealing the waveguide structure to achieve optimal performance. Another notable patent is for a re-emitting semiconductor construction with enhanced extraction efficiency. This construction features a stack of semiconductor layers that includes an active region capable of converting light from one wavelength to another. The design incorporates depressions that enhance the light extraction efficiency, making it a significant advancement in semiconductor technology.
Career Highlights
Yasha Yi is currently employed at 3M Innovative Properties Company, where he continues to develop cutting-edge technologies. His work has not only contributed to the advancement of optical and semiconductor technologies but has also positioned him as a key player in the innovation landscape.
Collaborations
Throughout his career, Yi has collaborated with notable colleagues, including Terry Lee Smith and Barry J Koch. These collaborations have fostered an environment of innovation and have led to the development of groundbreaking technologies.
Conclusion
Yasha Yi's contributions to the fields of optical waveguides and semiconductor technology exemplify the spirit of innovation. His patents reflect a commitment to enhancing the efficiency and effectiveness of modern technologies.