Kawasaki, Japan

Sumio Hashimoto

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Kogaku K.k.. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sumio Hashimoto. Retrieved from https://idiyas.com/inventor/sumio-hashimoto-kh2vy0am

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 64(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Sumio Hashimoto

Introduction: Sumio Hashimoto, an accomplished inventor based in Kawasaki, Japan, has made significant contributions to the field of optical systems. With a keen understanding of light manipulation, Hashimoto has developed innovations that enhance illumination technologies.

Latest Patents: Sumio Hashimoto holds a patent for a "Mirror Converging-Type Illumination Optical System." This innovative system effectively converges light rays from a source into substantially parallel light rays. The design incorporates a concave reflecting mirror with a secondary curved surface and features a conical refraction member. The member is strategically aligned with the optical axis to invert the inner and outer portions of the incoming parallel light rays. This unique structure addresses the challenge of achieving uniform light intensity by correcting any lack of incident parallel light around the optical axis.

Career Highlights: With a focus on innovation, Sumio Hashimoto has established himself as a key figure in his field. He has been associated with Nippon Kogaku K.K., a prominent company known for its expertise in optical technology. His work not only showcases technical prowess but also emphasizes the importance of creativity in the design of optical systems.

Collaborations: Throughout his career, Hashimoto has collaborated with talented peers, including Makoto Uehara. These partnerships have fueled innovations and yielded advancements in optical engineering, underscoring the collaborative nature of scientific research and development.

Conclusion: Sumio Hashimoto's contributions to the field of optical systems exemplify the power of innovation. His patent for the mirror converging-type illumination optical system reflects a deep understanding of light behavior and a commitment to enhancing technology. As he continues to pave the way for future advancements, Hashimoto’s work stands as a testament to the impact of inventive thinking in the world of optics.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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