Company Filing History:
Years Active: 1996-2009
Title: Kaoru Usui: Innovator in Optical and Plasma Technologies
Introduction
Kaoru Usui is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the fields of optical and plasma technologies, holding a total of 4 patents. His work has been instrumental in advancing the capabilities of semiconductor devices and optical amplifying apparatuses.
Latest Patents
One of Usui's latest patents is an optical amplifying apparatus for wavelength division multiplexed signals. This innovative device includes a specific wavelength measuring unit for measuring a specific wavelength at a measuring point, a total power measuring unit for measuring all wavelengths at the measuring point, and an output control unit for managing the output based on the measured light power. This dual measurement capability allows for precise control of the output level, enhancing the performance of optical systems.
Another notable patent is related to a plasma process with radicals, designed for manufacturing semiconductor devices. This apparatus features a process chamber that can be evacuated, a coil unit for generating an alternating magnetic field, and a conductive partition unit that defines an inner space while allowing gas transport. The efficient generation and transportation of radicals through inductively coupled plasma significantly improve the manufacturing process of semiconductor devices.
Career Highlights
Kaoru Usui is currently employed at Fujitsu Corporation, where he continues to innovate and develop cutting-edge technologies. His expertise in optical and plasma technologies has positioned him as a key figure in the advancement of semiconductor manufacturing processes.
Collaborations
Throughout his career, Usui has collaborated with notable colleagues, including Shou Chiba and Yoshio Shimano. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Kaoru Usui's contributions to optical and plasma technologies have made a significant impact on the semiconductor industry. His innovative patents and collaborative efforts continue to drive advancements in these critical fields.
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.