Company Filing History:
2 out of 164 
2 out of 5,289 
Years Active: 2019-2024
Title: Hiroki Kawashiri: Innovator in Optical Circuit Technologies
Introduction
Hiroki Kawashiri is a notable inventor based in Yokohama, Japan, recognized for his contributions to the field of optical circuit technology. With 2 patents to his name, his innovative solutions are paving the way for advancements in optical electronics.
Latest Patents
Kawashiri's latest patents are significant in advancing light reception and optical waveguide devices. The first patent, titled "Light Reception Element and Light Shielding Structure for Optical Circuit," describes a unique shielding structure that utilizes part of the light reception element itself to minimize stray light interference. By incorporating a stepped electrode that envelops the upper surface and side surface of a semiconductor layer, this invention effectively enhances the functionality of optical circuits.
The second patent, "Optical Waveguide Device," outlines a groundbreaking method for implementing polarization separation circuits. It introduces a design with a large groove shared among multiple thin-film elements, ensuring stability and effective functioning by intersecting only with a designated optical waveguide while maintaining a rectangular shape optimized for the thin-film element's secure insertion.
Career Highlights
Throughout his career, Hiroki Kawashiri has been associated with reputable companies including NTT Electronics Corporation and Nippon Telegraph and Telephone Corporation. His experience at these institutions has equipped him with the necessary skills and expertise to innovate in the competitive field of optical technology.
Collaborations
Kawashiri has collaborated with esteemed colleagues such as Yusuke Nasu and Shigeo Nagashima. These partnerships have likely fostered an environment of creativity and innovation that has contributed to his success as an inventor.
Conclusion
Hiroki Kawashiri stands out as a skilled innovator whose work in optical circuit technologies is noteworthy. His patents not only showcase his inventive abilities but also highlight his dedication to advancing the capabilities of optical systems. As technology continues to evolve, Kawashiri’s contributions remain significant in shaping the future of optical electronics.
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.