Company Filing History:
Years Active: 2016-2024
Title: Hiromitsu Kawamura: Innovator in Optical Semiconductor Technology
Introduction
Hiromitsu Kawamura is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical semiconductor devices, holding a total of 5 patents. His work focuses on advancing technologies that enhance the performance and functionality of laser apparatuses.
Latest Patents
Kawamura's latest patents include an innovative optical semiconductor device and a control method for the same. This device features a wavelength tunable laser element, a beam splitter that divides the outgoing beam into two parallel light beams, and an etalon that transmits these beams with differing optical path lengths. Additionally, he has developed a method to tune the emission wavelength of a wavelength tunable laser apparatus. This method utilizes a wavelength monitor with an etalon filter to accurately determine the current emission wavelength by analyzing the ratio of filtered and raw beams.
Career Highlights
Hiromitsu Kawamura is currently employed at Sumitomo Electric Device Innovations, Inc., where he continues to push the boundaries of optical technology. His expertise in semiconductor devices has positioned him as a key player in the industry, contributing to advancements that have practical applications in various fields.
Collaborations
Kawamura has collaborated with notable colleagues such as Hirokazu Tanaka and Masao Shibata. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.
Conclusion
Hiromitsu Kawamura's work in optical semiconductor technology exemplifies the spirit of innovation. His patents and contributions to the field continue to influence advancements in laser technology, showcasing his importance as an inventor in the industry.