Company Filing History:
Years Active: 2008
Title: Tetsutaro Katayama: Innovator in Optical Fiber Technology
Introduction
Tetsutaro Katayama is a prominent inventor based in Kanagawa, Japan. He is known for his significant contributions to the field of optical fiber technology. His innovative work has led to the development of advanced optical systems that enhance communication technologies.
Latest Patents
Katayama holds a patent for an optical fiber, optical fiber amplifier, and optical fiber laser light source. This invention allows an optical fiber to efficiently excite metallic ions using a pump lightwave. The optical fiber comprises a solid region with a first region doped with metallic ions and a second region that allows a lightwave for exciting the metallic ions to travel in multiple modes. Additionally, a third region surrounds the second region and features a plurality of holes stretching along the length of the optical fiber. This unique structure enables the first region to receive power from a lightwave included in the pump lightwave, which operates in a mode without an intensity peak at the center axis of the solid region. Katayama's patent represents a significant advancement in optical fiber technology.
Career Highlights
Tetsutaro Katayama is associated with Sumitomo Electric Industries, Limited, where he has made substantial contributions to research and development in optical technologies. His work has been instrumental in advancing the capabilities of optical fibers, which are crucial for modern communication systems.
Collaborations
Katayama has collaborated with Shinji Ishikawa, a fellow innovator in the field. Their partnership has fostered the development of cutting-edge optical technologies that have the potential to revolutionize the industry.
Conclusion
Tetsutaro Katayama's innovative work in optical fiber technology has made a lasting impact on the field. His patent for an advanced optical fiber system showcases his expertise and commitment to enhancing communication technologies.