Company Filing History:
Years Active: 2024-2025
Title: Michiel Koen Callens: Innovator in Waveguide Technology
Introduction
Michiel Koen Callens is a notable inventor based in Sunnyvale, California. He has made significant contributions to the field of waveguide technology, particularly in the development of methods and apparatus for eye-glow suppression in displays. With a total of two patents to his name, Callens continues to push the boundaries of innovation in optical systems.
Latest Patents
One of Callens' latest patents focuses on "Eye glow suppression in waveguide based displays." This invention discloses methods and apparatus that include a source of image modulated light, a waveguide with an eye-facing surface, and an external surface. The design incorporates an input coupler for light coupling into a total reflection internal path, along with gratings for beam expansion and light extraction towards an eyebox. The polymer grating structure is specifically designed to diffract unwanted light away from optical paths, enhancing the display's performance. Another patent involves "Evacuated periodic structures and methods of manufacturing," which highlights the advantages of deep surface relief gratings in waveguides, offering higher diffraction efficiency and various applications in waveguide-based displays.
Career Highlights
Callens is currently employed at Digilens Inc., where he applies his expertise in optical technologies. His work has been instrumental in advancing the capabilities of waveguide systems, making them more efficient and effective for various applications.
Collaborations
Throughout his career, Callens has collaborated with notable colleagues, including Alastair John Grant and Milan Momcilo Popovich. These partnerships have contributed to the innovative projects and patents that Callens has developed.
Conclusion
Michiel Koen Callens is a prominent figure in the field of waveguide technology, with a focus on enhancing display systems through innovative patents. His contributions continue to shape the future of optical technologies.