Shizuoka, Japan

Yoshibumi Ishii

This inventor holds 7 USPTO granted patents. Top assignee: Towa Chemical Industry Co., Ltd.. Active years: 1991-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshibumi Ishii. Retrieved from https://idiyas.com/inventor/yoshibumi-ishii

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 = 4.7

ph-index = 6

Forward Citations = 59(Granted Patents)


Location History:

  • Fuji, JP (1991)
  • Shizuoka, JP (1991 - 1996)

Company Filing History:


Years Active: 1991-1996

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7 patents (USPTO):Explore Patents

Title: Yoshibumi Ishii: Innovator in Crystalline Mixtures and Maltose Production

Introduction

Yoshibumi Ishii is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of food science, particularly in the development of crystalline mixtures and maltose production. With a total of 7 patents to his name, Ishii's work has had a considerable impact on the industry.

Latest Patents

Ishii's latest patents include a crystalline mixture solid containing maltitol and a process for its production. This crystalline mixture exhibits a crushed and relatively tight crystal structure, observable at 1,000 magnifications by a scanning electron microscope. It has an apparent specific gravity ranging from 0.650 to 0.750 and an oil absorptivity of 7.0% to 17%. The manufacturing process involves continuously supplying an aqueous solution of maltitol to an extruder, where it is cooled and kneaded in the presence of seed crystals to form a maltitol magma.

Another significant patent is for the manufacturing method of high-purity maltose and its reduced product. This invention allows for the economical production of high-purity maltose through a series of steps, including the liquefaction of starch and saccharification using general-purpose enzymes. The process also facilitates the economical manufacturing of maltitol, the reduced product of maltose, through an additional reduction step.

Career Highlights

Yoshibumi Ishii is currently associated with Towa Chemical Industry Co., Ltd., where he continues to innovate in the field of food science. His work has not only advanced the understanding of crystalline mixtures but has also improved manufacturing processes for maltose and maltitol.

Collaborations

Ishii has collaborated with notable coworkers such as Kazuaki Kato and Mitsuo Magara, contributing to the advancement of their shared projects and innovations.

Conclusion

Yoshibumi Ishii's contributions to the field of food science through his patents and innovative processes have established him as a key figure in the industry. His work continues to influence the production of maltose and crystalline mixtures, showcasing the importance of innovation in food technology.

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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