Yokohama, Japan

Susumu Ishiguro

This inventor holds 2 USPTO granted patents. Top assignees: Showa Denko K.k., Erma Optical Works, Ltd.. Active years: 1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Susumu Ishiguro. Retrieved from https://idiyas.com/inventor/susumu-ishiguro-y76ds0mv

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1978

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Susumu Ishiguro

Introduction

Susumu Ishiguro is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of technology, particularly in the development of advanced measurement and chromatography techniques. With a total of 2 patents, Ishiguro's work reflects his dedication to innovation and excellence.

Latest Patents

Ishiguro's latest patents include a high-sensitivity differential refractometer and a granular filler for liquid chromatography. The high-sensitivity differential refractometer is characterized by having a light source disposed outside a housing, a reflecting mirror attached at the end portion to a reflecting mirror-supporting plate connected with the end of a movable plate. This movable plate is constructed to rotate around a vertical axis, allowing for a free change of the angle formed between the reflecting mirror-supporting plate and the movable plate. Additionally, a twisting member is disposed inside a lead-in tube, which is fastened to a removable case built in a metallic block inside the housing. The filler for liquid chromatography consists of a porous copolymer that is crosslinked to form a gel copolymer, containing epoxy groups or modified groups resulting from the ring-opening reaction of the epoxy groups with a modifying compound.

Career Highlights

Throughout his career, Ishiguro has worked with prominent companies such as Showa Denko K.K. and Erma Optical Works, Ltd. His experience in these organizations has contributed to his expertise and innovative capabilities in the field.

Collaborations

Ishiguro has collaborated with notable individuals in his field, including Shigeru Nakamura and Kozo Shirato. These collaborations have likely enriched his work and led to further advancements in technology.

Conclusion

Susumu Ishiguro's contributions to technology through his patents and collaborations highlight his role as an influential inventor. His innovative spirit continues to inspire advancements in measurement and chromatography techniques.

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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