Company Filing History:
Years Active: 1990-2007
Title: The Innovative Mind of Tetsuya Kiyonaga: Pioneering Optical Technology
Introduction
Tetsuya Kiyonaga, an accomplished inventor based in Kawasaki, Japan, has made significant contributions to the field of optical technology. With a remarkable portfolio of 20 patents, Kiyonaga's innovations center around enhancing the efficiency and accuracy of optical devices.
Latest Patents
Among his recent inventions, Kiyonaga has developed two notable patents. The first is an **Optical Transmitter Device** capable of high-speed shutdown of optical output. This device utilizes a bias controller to generate a low-frequency signal, which aids in optimizing the operating point of an optical modulator. By calculating the bottom voltage from the modulator's operation characteristic curve, the device ensures optimal performance during both normal operation and shutdown.
The second invention is an **Optical Receiving Device** designed to improve the accuracy of optical input interruption detection. This device features a light receiving element that converts optical signals into electrical signals while stabilizing the bias voltage against temperature and power supply variations. A built-in optical input interruption protection section safeguards the light receiving element from excessive bias voltage, ensuring durability and reliability.
Career Highlights
Kiyonaga's professional journey is marked by his association with Fujitsu Corporation, where he applies his expertise in developing cutting-edge optical technologies. His work has not only pushed the boundaries of optical engineering but has also contributed to the enhancement of communication systems globally.
Collaborations
Throughout his career, Kiyonaga has collaborated with talented individuals such as Terumi Chikama and Takao Naito. These partnerships have fostered innovative ideas and enabled the successful development of advanced optical devices, showcasing the power of teamwork in engineering and technology.
Conclusion
Tetsuya Kiyonaga's dedication to innovation in optical technology places him among the leading inventors in his field. With his extensive patent portfolio and ongoing contributions at Fujitsu Corporation, Kiyonaga continues to influence the future of optical communication and signal processing technology. His work exemplifies the importance of research and development in advancing technological capabilities.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.