Robert L Erwin is a notable inventor based in Rohnert Park, CA. He holds a total of 6 patents that showcase his contributions to the field of optical technologies. His work primarily focuses on light guides and retroreflective products, demonstrating a commitment to advancing optical engineering.

Latest Patents

One of his latest patents involves light guides, which include a lightguiding layer and a light extracting layer with a structured surface. These light guides are designed to produce total internal reflection at specific locations, allowing for efficient light distribution and redirection towards an image viewer. This innovation eliminates the need for several commonly required optical elements in backlights. Another significant patent pertains to cube corner sheeting molds, which are used to form retroreflective cube corner elements. The laminae described in this patent include multiple rows of cube corner elements arranged in opposing orientations, enhancing the manufacturing process of retroreflective products.

Career Highlights

Throughout his career, Robert has worked with prominent companies such as 3M Innovative Properties Company and Minnesota Mining and Manufacturing Company. His experience in these organizations has contributed to his expertise in optical technologies and patent development.

Collaborations

Robert has collaborated with notable individuals in his field, including Dan E Luttrell and Kenneth L Smith. These partnerships have likely enriched his work and led to further innovations in optical engineering.

Conclusion

Robert L Erwin's contributions to optical technologies through his patents and collaborations highlight his significant role as an inventor. His work continues to influence advancements in the field, showcasing the importance of innovation in engineering.

Profile summary based on public USPTO records.

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