Location History:
- Kawasaki, JP (2006 - 2008)
- Isehara, JP (2017 - 2022)
Company Filing History:
Years Active: 2006-2022
Title: The Innovations of Tokuharu Kimura
Introduction
Tokuharu Kimura is a notable inventor based in Isehara, Japan. He has made significant contributions to the field of optical devices and semiconductor technology. With a total of 5 patents to his name, Kimura's work has had a considerable impact on the industry.
Latest Patents
One of Kimura's latest patents is for an optical waveguide and optical device. This invention includes a core, a first cladding, a second cladding, and a heater. The first cladding is designed to cover the core, while the second cladding is positioned over the first cladding. The heater is placed over the second cladding to heat the core. Notably, both the first and second cladding are made of silicon oxide films, with the first cladding having a lower fixed charge density than the second.
Another significant patent is for a semiconductor laser light source and its fabrication method. This invention features a semiconductor substrate made of a first conductivity type semiconductor material, along with a lower cladding layer and a waveguide layer. The waveguide layer contains a core area with a quantum dot active layer and rib areas that are thinner than the core area. This design allows for a laser part with a constant width and a spot size converter that tapers from the laser part to the end of the converter.
Career Highlights
Tokuharu Kimura is currently employed at Fujitsu Corporation, where he continues to innovate and develop new technologies. His work has been instrumental in advancing optical and semiconductor technologies.
Collaborations
Throughout his career, Kimura has collaborated with notable colleagues such as Toshihide Kikkawa and Kazumasa Takabayashi. These collaborations have further enriched his contributions to the field.
Conclusion
Tokuharu Kimura's innovative work in optical devices and semiconductor technology has established him as a prominent figure in his field. His patents reflect a commitment to advancing technology and improving existing systems.
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.