Location History:
- Kanagawa, JP (2003)
- Sagamihara, JP (1992 - 2008)
- Kawasaki, JP (1993 - 2009)
Company Filing History:
Years Active: 1992-2009
Title: Haruhiko Tabuchi: Innovator in Optical Devices
Introduction
Haruhiko Tabuchi, an accomplished inventor based in Kawasaki, Japan, has made significant contributions to the field of optical devices. With an impressive portfolio of 35 patents, his innovations have played a vital role in advancing optical technology, particularly in light control methods.
Latest Patents
Among his latest patents, Tabuchi has developed a revolutionary optical device and light control method. This invention aims to prevent the narrowing of a wavelength channel spectrum. The device features a light dividing section that divides an input light beam into multiple spatially separated light beams, each with different wavelength spectrum portions. Additionally, it includes a wavelength-to-special-position-converter that spatially multiplexes these portions, enhancing light control capabilities.
Another notable patent is a wavelength selective and level adjusting optical device that reduces device scale. This innovation consists of multiple circulators connected to a waveguide-type diffraction grating with first and second input/output waveguides. The device uses reflection-type optical switches for reflecting optical paths, allowing it to function as a wavelength selective optical switch in a wavelength-division multiplexing (WDM) transmission system.
Career Highlights
Haruhiko Tabuchi is currently associated with Fujitsu Corporation, where he continues to push the boundaries of optical technology through his innovative designs and implementations. His commitment to research and development has solidified his reputation as a leader in his field.
Collaborations
Throughout his career, Tabuchi has collaborated with esteemed colleagues, including Terukazu Naruse and Koji Terada. These partnerships have collectively contributed to the creation of groundbreaking solutions within optical device technology, demonstrating the power of teamwork in innovation.
Conclusion
In conclusion, Haruhiko Tabuchi's contributions to the field of optical devices are noteworthy. With 35 patents and continued involvement at Fujitsu Corporation, his work not only showcases individual brilliance but also highlights the importance of collaboration in achieving technological advancements. His latest developments underscore his role as a pivotal figure in the evolution of light control methods and optical switching 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.