Company Filing History:
3 out of 14,084 
Years Active: 2016-2024
Title: Innovations of Shannon L. Siefken
Introduction
Shannon L. Siefken is a notable inventor based in Woodbury, MN (US). She has made significant contributions to the field of display technology, holding a total of 4 patents. Her work focuses on enhancing the functionality and efficiency of liquid crystal display systems.
Latest Patents
One of her latest patents is a display system that includes an extended illumination source, a first liquid crystal assembly, and a second liquid crystal assembly. The first assembly features a bottom reflective polarizer, a top reflective polarizer, and a bottom liquid crystal panel. The second assembly includes a top absorbing polarizer and a top liquid crystal panel. This innovative design aims to improve the quality of display outputs.
Another recent patent involves multiplexing backlight with asymmetric turning films (ATFs). These ATFs can be used with multiple light sources in a liquid crystal display assembly to create various characteristic output distributions of light. The microstructures within the ATFs are designed to reflect light in different directions, enhancing the overall display performance.
Career Highlights
Shannon L. Siefken is currently employed at 3M Innovative Properties Company, where she continues to develop cutting-edge technologies. Her work has been instrumental in advancing display systems, making them more efficient and versatile.
Collaborations
Throughout her career, Shannon has collaborated with notable colleagues, including Kenneth A. Epstein and Nicholas A. Johnson. These partnerships have contributed to her success and the development of innovative technologies in the display industry.
Conclusion
Shannon L. Siefken is a pioneering inventor whose work in display technology has led to multiple patents and significant advancements in the field. Her contributions continue to shape the future of liquid crystal displays, showcasing her expertise and dedication to innovation.