Company Filing History:
Years Active: 2004
Title: John Sappington: Innovator in Holographic Technology
Introduction
John Sappington is an accomplished inventor based in West Alexandria, Ohio. He has made significant contributions to the field of holography, particularly through his innovative methods for replicating volume holograms. His work has implications for various applications in optical technology.
Latest Patents
Sappington holds a patent for a "System and method for replicating volume holograms." This invention enhances the efficiency and quality of duplicating a master hologram by utilizing an improved method of contact printing. The method employs a polymer-dispersed liquid crystal (PDLC) recording medium, which serves as both the duplication blank and the master hologram material. The optical qualities of the PDLC material allow for effective duplication using single beam contact printing, regardless of the master hologram's material. This advancement enables the duplication of complex holograms without the need for multiple beam power balancing and lengthy recording times.
Career Highlights
Sappington is associated with Science Applications International Corporation, where he applies his expertise in holographic technology. His work has been instrumental in advancing the capabilities of holographic duplication methods.
Collaborations
Throughout his career, Sappington has collaborated with notable colleagues, including Richard L. Sutherland and Donna M. Brandelik. These partnerships have contributed to the development and refinement of his innovative techniques.
Conclusion
John Sappington's contributions to holographic technology through his patent and work at Science Applications International Corporation highlight his role as a key innovator in the field. His advancements in the replication of volume holograms continue to influence optical technology.