Souma, Japan

Akinaga Kumakawa

This inventor holds 3 USPTO granted patents. Top assignees: National Aerospace Laboratories of Science & Technology Agency, Sumitomo Electric Industries, Limited, National Aerospace Laboratory of Science Technology Agency. Active years: 1985-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akinaga Kumakawa. Retrieved from https://idiyas.com/inventor/akinaga-kumakawa

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 = 13.3

ph-index = 3

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 1985-1986

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3 patents (USPTO):Explore Patents

Title: Akinaga Kumakawa: Innovator in Rocket Combustor Technology

Introduction

Akinaga Kumakawa is a notable inventor based in Souma, Japan. He has made significant contributions to the field of rocket technology, particularly in the production of rocket combustors. With a total of 3 patents to his name, Kumakawa's work showcases his expertise and innovative spirit.

Latest Patents

Kumakawa's latest patents focus on advanced methods for producing rocket combustors. One of his notable inventions involves a method of producing rocket combustors using a powder metallurgical technique. This method includes forming an outer cylinder on the outer side of a cylinder equipped with a cooling wall that has multiple grooves. A low-melting alloy is utilized as a filler for these grooves. Additionally, he has developed a method that incorporates a nickel electroforming layer on the outer side of the outer cylinder. Another innovative approach he has patented involves creating an outer cylinder with a multilayer construction consisting of two or more layers.

Career Highlights

Throughout his career, Akinaga Kumakawa has worked with the National Aerospace Laboratories of the Science & Technology Agency. His experience in this prestigious institution has allowed him to refine his skills and contribute to groundbreaking advancements in aerospace technology.

Collaborations

Kumakawa has collaborated with esteemed colleagues such as Masayuki Niino and Akio Suzuki. These partnerships have further enriched his work and fostered innovation in the field.

Conclusion

Akinaga Kumakawa stands out as a prominent inventor in the realm of rocket combustor technology. His innovative methods and collaborations have significantly impacted the aerospace industry. His contributions continue to inspire future advancements in rocket 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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