This inventor holds 1 USPTO granted patent. Top assignee: Nippon Telegraph and Telephone Corporation. Active years: 2008.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2008
Title: The Innovations of Toru Ogawa
Introduction
Toru Ogawa is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of optical technology. His work focuses on developing innovative solutions that enhance the efficiency and functionality of optical systems.
Latest Patents
One of Toru Ogawa's key patents is an optical module and method for monitoring and controlling wavelengths. This invention provides wavelength monitoring and/or control that enables size reduction and low power operation without requiring a complicated optical system in its wavelength monitoring and controlling mechanism. The measurement portion measures temperature by a thermistor and measures a bias current using an LD drive current detecting circuit. The LD temperature, optical output, and bias current are measured by the measurement portion. The relationship between the LD temperature and wavelengths, or between the temperature, bias current, and wavelengths, is stored in a memory map of the storage portion. The central controlling portion calculates wavelengths based on the temperature and the bias current or the temperature information of the measurement portion, along with the relationship between the LD temperature, bias current, and wavelengths or between the temperature and wavelengths of the storage portion.
Career Highlights
Toru Ogawa is associated with Nippon Telegraph and Telephone Corporation, where he has been able to apply his innovative ideas in a practical setting. His work has contributed to advancements in optical technology, making significant impacts in the industry.
Collaborations
Toru has collaborated with notable colleagues such as Hideo Kawada and Naoto Yoshimoto. Their combined expertise has fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.
Conclusion
Toru Ogawa's contributions to optical technology exemplify the spirit of innovation. His patent on wavelength monitoring and control showcases his commitment to advancing the field. Through his work and collaborations, he continues to influence the future of optical systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile