Company Filing History:
2 out of 4,979 
2 out of 1,714 
2 out of 62 Years Active: 2016-2018
Title: Naoki Hirayama: Pioneering Innovator in Optical Device Technology
Introduction: Naoki Hirayama, an accomplished inventor based in Ibaraki, Japan, has made notable contributions to the field of optical devices. With a focus on innovative manufacturing methods and unique designs, Hirayama has secured a total of two patents that showcase his expertise and commitment to advancing optical technology.
Latest Patents: Hirayama's most recent patents demonstrate his innovative approach to optical design. One significant patent describes an optical device featuring a stepwise or tapered light input/output part. This device includes an optical waveguide supported on a substrate and incorporates a core surrounded by cladding, specifically designed with a refractive index that is 71.4% of that of the core. The core's constituent atoms form a diamond lattice structure, optimizing performance. The unique design of the light input/output part decreases in thickness toward the output end, allowing for precision in light transmission.
Hirayama's second patent outlines a method for manufacturing this optical device. It details a process involving a substrate with a single-crystalline film, which serves as the foundation for the optical waveguide. The manufacturing technique includes the formation of a precursor structure and masks to aid in wet etching, facilitating the intricate design while ensuring high-quality results.
Career Highlights: Over his career, Naoki Hirayama has worked with notable organizations, including Oki Electric Industry Co., Ltd. and the National Institute of Advanced Industrial Science and Technology. His experience in these companies has significantly contributed to his knowledge and expertise in optical technologies and materials.
Collaborations: Hirayama has collaborated with esteemed associates in his field, including Hideki Ono and Tsuyoshi Horikawa. These collaborations have enriched his research and development efforts, leading to advancements in optical device innovation.
Conclusion: Naoki Hirayama stands out as a visionary inventor in the realm of optical devices. His patents not only reflect his ingenuity but also highlight the potential for future advancements in optical engineering. Through his work and collaborations, Hirayama continues to inspire and influence the future of optical technology.