Company Filing History:
Years Active: 1989-2006
Title: Innovations of Yoshitada Katagiri
Introduction
Yoshitada Katagiri is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical communication, holding a total of 12 patents. His work focuses on advanced technologies that enhance the reliability and security of optical communication systems.
Latest Patents
One of his latest patents involves a laser oscillator and an optical communication method and system. This technology utilizes quantum mechanical fluctuations to scramble optical signals, providing a highly reliable communication method. It effectively invalidates illicit activities such as wire-tapping. The system includes a transmitter that generates laser light oscillated at multiple wavelengths, maintaining a constant total number of generated photons. This signal light carries data added to the light of these wavelengths. At the receiving end, light oscillated at the same wavelengths is selected from the signal light, allowing for data demodulation.
Career Highlights
Yoshitada Katagiri is associated with Nippon Telegraph and Telephone Corporation, where he has been instrumental in developing cutting-edge communication technologies. His innovative approaches have positioned him as a key figure in the advancement of optical communication systems.
Collaborations
He has collaborated with notable coworkers, including Etsu Hashimoto and Wataru Imajuku, contributing to various projects that push the boundaries of technology in their field.
Conclusion
Yoshitada Katagiri's work exemplifies the intersection of innovation and technology in optical communication. His contributions continue to shape the future of secure communication methods.