Kobe, Japan

Keiichi Ishiyama

This inventor holds 2 USPTO granted patents, plus 1 CIPO patent. Top assignees: Kabushiki Kaisha Kobe Seiko Sho, Kobe Steel, Ltd.. Active years: 2008-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiichi Ishiyama. Retrieved from https://idiyas.com/inventor/keiichi-ishiyama-qerdg4pn

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

Calculating rank

% Patents Active = 50.0


Average Co-Inventor Count = 2.9

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2008-2013

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2 patents (USPTO):Explore Patents

Title: Keiichi Ishiyama: Innovator in Chemical Engineering

Introduction

Keiichi Ishiyama is a notable inventor based in Kobe, Japan. He has made significant contributions to the field of chemical engineering, particularly in methods for cleaning and neutralizing hazardous materials. With a total of 2 patents, his work reflects a commitment to innovation and safety in industrial processes.

Latest Patents

Ishiyama's latest patents include a "Method of cleaning inside of pressure vessel for blasting." This method enables a short-time treatment of the inside of a pressure vessel, regardless of the state of residual substances. It involves setting an explosive for cleaning, distinct from the explosive used for blasting, to decompose residues effectively. Another significant patent is the "Method for neutralizing solid residue in abandoned chemical weapons." This method focuses on decontaminating solid residues in munition shells by dissolving them with an organic solvent and neutralizing the solution with an alkaline solution and an oxidant.

Career Highlights

Throughout his career, Keiichi Ishiyama has worked with prominent companies such as Kobe Steel, Ltd. and Kabushiki Kaisha Kobe Seiko Sho. His experience in these organizations has allowed him to develop and refine his innovative methods, contributing to advancements in safety and efficiency in chemical processing.

Collaborations

Ishiyama has collaborated with notable colleagues, including Kiyoshi Asahina and Ryusuke Kitamura. These partnerships have fostered a creative environment that has led to the development of impactful technologies.

Conclusion

Keiichi Ishiyama's contributions to chemical engineering through his innovative patents demonstrate his dedication to improving industrial safety and efficiency. His work continues to influence the field and inspire future innovations.

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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