This inventor holds 4 USPTO granted patents. Top assignee: 3M Innovative Properties Company. Active years: 2003-2008.
Company Filing History:
Years Active: 2003-2008
Title: Osei A Owusu: Innovator in Retroreflective Technology
Introduction
Osei A Owusu is a notable inventor based in Woodbury, MN (US). He has made significant contributions to the field of retroreflective technology, holding a total of 4 patents. His work focuses on enhancing visibility and safety through innovative materials and designs.
Latest Patents
One of his latest patents is for a fluorescent red-orange retroreflective sheeting. This article includes a polymeric matrix and at least one fluorescent dye, providing a vibrant red-orange color under daytime lighting conditions. The design incorporates cube corner elements on the back side of the polymeric matrix, achieving a retroreflectivity of at least 350 or 500 cd/(lux·m) and a brightness Y of at least 20, 30, or 35. The color falls within a preferred red-orange color space defined by specific CIE chromaticity coordinates.
Another significant patent is for a prismatic retroreflective article and method. This invention features a transparent body portion and a layer of internally reflecting cube-corner optical elements. The rear surface of these elements is treated to be more hydrophobic, oleophobic, or both, enhancing their performance in various environmental conditions. The manufacturing process involves treating or coating the cube-corner elements to improve their properties while ensuring that the treated portions remain exposed to the open air.
Career Highlights
Osei A Owusu is currently employed at 3M Innovative Properties Company, where he continues to develop innovative solutions in retroreflective technology. His work has been instrumental in advancing the capabilities of reflective materials used in various applications.
Collaborations
He collaborates with talented individuals such as Brandt K Carter and Buren R Ree, contributing to a dynamic team focused on innovation and excellence in their field.
Conclusion
Osei A Owusu's contributions to retroreflective technology exemplify the impact of innovation in enhancing safety and visibility. His patents reflect a commitment to advancing materials science and engineering.