Company Filing History:
Years Active: 2003-2005
Title: Ken Hashimoto: Innovator in Optical Technologies
Introduction
Ken Hashimoto is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical technologies, holding a total of six patents. His work focuses on advancements that enhance the performance of optical systems.
Latest Patents
Among his latest patents are the optical waveguide type grating element, production method thereof, multiplexer/demultiplexer module, and optical transmission system. The optical waveguide type grating element is designed to reduce chromatic dispersion in selective reflection across multiple signal channels. This innovative element features an optical waveguide that allows signal light to propagate, while a grating with index modulation is formed over a specific range. The design ensures a transmittance of -20 dB or less for each signal channel within the reflection band, and a similar reflectance for channels outside this band. Additionally, the device maintains a group delay time deviation of 10 ps or less across a defined wavelength range.
Career Highlights
Ken Hashimoto is currently employed at Sumitomo Electric Industries, Limited, where he continues to develop cutting-edge optical technologies. His expertise in the field has positioned him as a key player in advancing optical communication systems.
Collaborations
Throughout his career, Ken has collaborated with notable colleagues, including Akira Inoue and Toshikazu Shibata. These partnerships have
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