Robert W Johnson

Title: The Innovations of Robert W. Johnson

Introduction

Robert W. Johnson is a notable inventor based in Oakland, CA (US). He has made significant contributions to the field of optical technology, particularly with his innovative work on WDM optical filters. His expertise and creativity have led to advancements that enhance the performance of optical systems.

Latest Patents

Robert W. Johnson holds a patent for a WDM optical filter and glass substrate designed for use in the WDM optical filter. This invention involves a glass substrate that supports an optical multilayer coating, ensuring stable multiplexing and demultiplexing operations. The glass composition includes SiO as a network-former and maintains an average linear thermal expansion coefficient between 100×10^-6/K and 130×10^-6/K within a temperature range of -30°C to +70°C. Additionally, the glass may incorporate TiO, Al2O3, and R2O (where R represents an alkali metal element) to achieve the necessary hardness for the optical multilayer.

Career Highlights

Throughout his career, Robert has demonstrated a commitment to innovation and excellence in optical technology. His work has not only contributed to the advancement of optical filters but has also positioned him as a respected figure in the industry.

Collaborations

Robert has collaborated with esteemed colleagues such as Hiroaki Yanagita and Kazuaki Hashimoto. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise.

Conclusion

Robert W. Johnson's contributions to optical technology through his patent on WDM optical filters exemplify his innovative spirit and dedication to advancing the field. His work continues to influence the development of optical systems, showcasing the importance of creativity and collaboration in technological advancements.