Nagoya, Japan

Tamotsu Yamaoka

This inventor holds 1 USPTO granted patent. Top assignee: Rinnai Corporation. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tamotsu Yamaoka. Retrieved from https://idiyas.com/inventor/tamotsu-yamaoka

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

Calculating rank

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2012

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1 patent (USPTO):Explore Patents

Title: The Innovative Ingenuity of Tamotsu Yamaoka

Introduction: Tamotsu Yamaoka, a talented inventor based in Nagoya, Japan, has made significant contributions to the field of hot water supply systems. With a keen focus on energy efficiency, Yamaoka's sole patent showcases his innovative thinking in improving household utilities.

Latest Patents: Yamaoka holds a patent for a "Hot Water Storage Type Hot Water Supply Device." This device is designed to heat water efficiently within a storage tank, thereby reducing energy wastage. The system uses a circulating pump and a burner that operates only when the water temperature falls below a specific threshold. Once the desired heating amount is reached, the burner is extinguished, and the circulating pump continues to function until the appropriate water volume is circulated. This invention emphasizes the importance of energy conservation in everyday applications.

Career Highlights: Throughout his career at Rinnai Corporation, Tamotsu Yamaoka has played a pivotal role in advancing hot water supply technology. His innovative approach not only enhances the efficiency of water heating systems but also aligns with contemporary energy-saving initiatives. His work has helped Rinnai Corporation maintain its status as a leader in home heating solutions.

Collaborations: Yamaoka has collaborated closely with his coworker, Masakazu Ando, to further refine and develop his patented technology. Their partnership exemplifies the collaborative spirit at Rinnai Corporation, where teamwork and shared expertise lead to groundbreaking innovations in the industry.

Conclusion: Tamotsu Yamaoka's contributions through his patent for a hot water storage type hot water supply device have established him as an influential figure in the realm of energy-efficient inventions. As he continues to innovate at Rinnai Corporation, his work undoubtedly paves the way for sustainable solutions in home utilities, spotlighting the importance of inventors in the advancement 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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