Ichihara, Japan

Naotaka Miwa

This inventor holds 3 USPTO granted patents. Top assignees: Kureha Kagaku Kogyo Kabushiki Kaisha, Chiyoda Chemical Engineering Construction Co., Ltd.. Active years: 1979-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naotaka Miwa. Retrieved from https://idiyas.com/inventor/naotaka-miwa

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 = 7.7

ph-index = 2

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1979-1980

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3 patents (USPTO):Explore Patents

Title: Naotaka Miwa: Innovator in Decoking Technology

Introduction

Naotaka Miwa is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of decoking technology, holding a total of 3 patents. His work primarily focuses on improving the efficiency of thermal cracking processes for heavy petroleum oils.

Latest Patents

Miwa's latest patents include innovative decoking apparatuses designed for use in reaction vessels. One of his inventions features a rotatable main injection pipe equipped with multiple jet nozzles. This design allows for the effective injection of a scrubbing liquid to prevent coke deposition on the reactor walls. Another patent describes a decoking device that utilizes a cylinder and piston assembly to create a sealed scrubbing liquid chamber. This chamber feeds scrubbing liquid through a main injection pipe, which is connected to the piston for synchronized movement.

Career Highlights

Throughout his career, Naotaka Miwa has worked with prominent companies such as Kureha Chemical Industry Co., Ltd. and Chiyoda Chemical Engineering Construction Co., Ltd. His experience in these organizations has contributed to his expertise in chemical engineering and decoking technologies.

Collaborations

Miwa has collaborated with notable colleagues, including Naoshi Kawabe and Hisao Takahashi. Their combined efforts have further advanced the field of decoking technology.

Conclusion

Naotaka Miwa's innovative contributions to decoking technology have established him as a key figure in the industry. His patents reflect a commitment to enhancing the efficiency of petroleum processing.

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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