Sakai, Japan

Hiroichi Takenaka

This inventor holds 1 USPTO granted patent. Top assignee: Showa Aluminum Corporation. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroichi Takenaka. Retrieved from https://idiyas.com/inventor/hiroichi-takenaka

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 = 4.0

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1984

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1 patent (USPTO):Explore Patents

Title: Hiroichi Takenaka: Innovator in Surface Treatment Technology

Introduction

Hiroichi Takenaka is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of surface treatment technology, particularly in enhancing the hydrophilic properties of aluminum components used in refrigeration systems. His innovative approach has led to advancements that improve the efficiency and functionality of evaporators.

Latest Patents

Hiroichi Takenaka holds a patent for a surface treatment process that imparts hydrophilic properties to aluminum evaporators. This patent describes a method for preparing an aluminum evaporator, which includes a refrigerant tube and fins with a hydrophilic surface. The process involves forming a chemical coating over the surface of the components, either as they are assembled into a product or before fabrication. Following this, a hydrophilic layer is created by treating the components with a solution of silicic acid, silicate, or colloidal silica. This innovative method enhances the performance of refrigeration systems by improving the interaction between the refrigerant and the evaporator surfaces.

Career Highlights

Hiroichi Takenaka is associated with Showa Aluminum Corporation, where he has applied his expertise in surface treatment technologies. His work has been instrumental in developing products that meet the evolving demands of the refrigeration industry. With a focus on innovation, he continues to contribute to advancements in material science and engineering.

Collaborations

Hiroichi has collaborated with notable colleagues, including Toshimitsu Uchiyama and Eizo Isoyama. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Hiroichi Takenaka's contributions to surface treatment technology exemplify the impact of innovation in the field of refrigeration. His patent for enhancing hydrophilic properties in aluminum evaporators showcases his commitment to improving product performance. Through his work at Showa Aluminum Corporation and collaborations with esteemed colleagues, he continues to drive advancements in this critical area of 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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