Kawasaki, Japan

Takeshi Ishii

This inventor holds 3 USPTO granted patents. Top assignees: Nippon Oil Company, Research Association for Petroleum Alternative Development. Active years: 1982-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Ishii. Retrieved from https://idiyas.com/inventor/takeshi-ishii-7qfleydh

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 = 3.8

ph-index = 3

Forward Citations = 49(Granted Patents)


Company Filing History:


Years Active: 1982-1987

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3 patents (USPTO):Explore Patents

Title: The Innovations of Takeshi Ishii

Introduction

Takeshi Ishii is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of hydrocarbon processing, holding a total of 3 patents. His work focuses on improving the efficiency and effectiveness of processes related to gasoline production and heavy oil catalytic reactions.

Latest Patents

One of Ishii's latest patents is a hydrocarbon conversion process. This innovative process allows for the production of gasoline with a high octane number or aromatic hydrocarbons. It involves contacting a feedstock containing aliphatic hydrocarbons with a catalyst that includes a zeolite and a fluorine compound, along with optional metals from various groups in the Periodic Table. Another significant patent is for a process for catalytic reaction of heavy oils. This process utilizes a particulate solid medium and involves separating magnetic and non-magnetic particles from the reactor, enhancing the efficiency of heavy oil processing.

Career Highlights

Throughout his career, Takeshi Ishii has worked with prominent organizations such as Nippon Oil Company and the Research Association for Petroleum Alternative Development. His experience in these companies has allowed him to develop and refine his innovative processes, contributing to advancements in the petroleum industry.

Collaborations

Ishii has collaborated with notable colleagues, including Masaru Ushio and Tohru Morita. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Takeshi Ishii's contributions to hydrocarbon processing through his patents and collaborations highlight his role as a significant inventor in the field. His innovative approaches continue to influence the industry and pave the way for future advancements.

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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