Tokyo, Japan

Seijyuro Maiya

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignees: Japan Petroleum Exploration Co., Ltd., Showa Tansan Co., Ltd., Toyota Tsusho Corporation. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seijyuro Maiya. Retrieved from https://idiyas.com/inventor/seijyuro-maiya

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

Calculating rank
USPTO Granted Patents = 1 

Average Co-Inventor Count = 6.0

ph-index = 1


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Seijyuro Maiya: Pioneering Refrigerant Solutions

Introduction: Seijyuro Maiya, an inventive spirit based in Tokyo, Japan, has made significant strides in the field of environmental-friendly refrigeration technology. With a focus on sustainability, his work addresses crucial issues related to global warming and ozone layer depletion.

Latest Patents: Maiya holds a patent for a revolutionary refrigerant composition designed for hot water supply and heating systems. His invention combines dimethyl ether and carbon dioxide in specific ratios, ensuring a safe, nontoxic, and high-performance refrigerant. This innovative composition not only contributes to energy efficiency but also minimizes environmental impacts by having a low global warming potential and poses no threat to the ozone layer. The patent details the mixture consisting of 1 to 10% by mole of dimethyl ether and 90 to 99% by mole of carbon dioxide, showcasing Maiya's commitment to eco-friendly solutions.

Career Highlights: Throughout his career, Seijyuro Maiya has been associated with notable companies such as Japan Petroleum Exploration Co., Ltd. and Showa Tansan Co., Ltd. His diverse roles in these organizations have enabled him to explore various facets of chemical engineering and innovation in refrigerant development.

Collaborations: The collaborative efforts of Maiya have included working alongside esteemed colleagues such as Osamu Nakagome and Hideyuki Suzuki. These partnerships have fostered an environment of creativity and groundbreaking discoveries in refrigeration technology.

Conclusion: Seijyuro Maiya’s contributions to refrigeration solutions reflect his dedication to innovation and environmental sustainability. His inventive work continues to inspire future advancements within the industry, demonstrating the impact one individual can have on technology and the world at large.

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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