Osaka, Japan

Akikazu Kitagawa

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Hitachi Zosen Corporation, Central Research Institute of Electric Power Industry. Active years: 2009-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akikazu Kitagawa. Retrieved from https://idiyas.com/inventor/akikazu-kitagawa

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

USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 4.5

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2009-2016

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2 patents (USPTO):Explore Patents

Title: Akikazu Kitagawa: Innovator in Stress Corrosion Prevention and Optical Technology

Introduction

Akikazu Kitagawa is a notable inventor based in Osaka, Japan. He has made significant contributions to the fields of materials science and optical technology. With a total of 2 patents, his work focuses on innovative methods to enhance the durability and functionality of various systems.

Latest Patents

Kitagawa's latest patents include a method to prevent stress corrosion cracking of storage canisters. This method involves applying a compressive stress to areas where tensile residual stress is likely to occur due to welding. By doing so, the tensile residual stress is effectively canceled, ensuring the integrity of the storage canister. Another significant patent is a method and device for preventing the adhesion of dirt and contamination on optical parts in laser beam machines. This invention utilizes gas injection to maintain a clean environment around optical components during laser machining, thereby enhancing the performance and longevity of the equipment.

Career Highlights

Throughout his career, Kitagawa has worked with prominent organizations such as Hitachi Zosen Corporation and the Central Research Institute of Electric Power Industry. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Kitagawa has collaborated with notable colleagues, including Naoaki Fukuda and Takashi Kawahara. Their joint efforts have further propelled the development of innovative solutions in their respective fields.

Conclusion

Akikazu Kitagawa's contributions to innovation, particularly in stress corrosion prevention and optical technology, highlight his role as a significant inventor. His patents reflect a commitment to enhancing the reliability and efficiency of technological systems.

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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