Roger B Hornby

Title: Innovations by Roger B Hornby

Introduction

Roger B Hornby is a notable inventor based in Sanford, MI (US). He has made significant contributions to the field of cell culture and membrane technology. With a total of 2 patents, Hornby has demonstrated his expertise and innovative spirit in his work.

Latest Patents

Hornby's latest patents include groundbreaking inventions in the growth of cells in hollow fibers and the preparation of cellulose ester membranes. The first patent focuses on hollow fiber structures designed for culturing mammalian cells in an agitated media. These hollow fibers feature a cylindrical wall surrounding a lumen, which is open at both ends and measures no more than 5 centimeters in length. Additionally, the patent describes hollow fiber structures with an exterior surface coated to prevent cell attachment and growth.

The second patent involves a composition useful for preparing cellulose ester membranes. This composition includes a cellulose ester, glycerol monoacetate, glycerol diacetate, glycerol triacetate, or mixtures thereof, and optionally glycerol. The resulting cellulose ester membrane is applicable in various membrane liquid separation processes, such as microfiltration, ultrafiltration, dialysis, or reverse osmosis. The patent also outlines an improved process for preparing the membrane by heating the mixture to create a homogeneous fluid, which can then be extruded, molded, or cast into a membrane.

Career Highlights

Roger B Hornby is associated with The Dow Chemical Company, where he has contributed to various innovative projects. His work has had a significant impact on the development of technologies related to cell culture and membrane applications.

Collaborations

Hornby has collaborated with notable coworkers, including Bill C Sager and Melvin Rothberg. Their combined expertise has likely contributed to the success of their projects and innovations.

Conclusion

Roger B Hornby is a distinguished inventor whose work in cell culture and membrane technology has led to valuable patents. His contributions continue to influence advancements in these fields, showcasing his commitment to innovation and excellence.