Hiroshima, Japan

Mamoru Tsumori

This inventor holds 1 USPTO granted patent. Top assignees: Mazda Motor Corporation, Yumex Corporation. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mamoru Tsumori. Retrieved from https://idiyas.com/inventor/mamoru-tsumori-xz2jxro4

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 = 5.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1992

Loading Chart...
1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Mamoru Tsumori: Pioneering Exhaust Systems

Introduction: Mamoru Tsumori is a notable inventor from Hiroshima, Japan, recognized for his significant contribution to automotive engineering. With a focus on improving engine performance and efficiency, Tsumori holds a patent for an innovative exhaust system designed for sideway-mounted engines.

Latest Patents: Tsumori's patent, titled "Exhaust system for sideway-mounted engine," showcases a unique design where the engine includes first and second cylinder rows arranged parallel to each other and mounted sideways. In this configuration, the first cylinder row is situated forward of the second, presenting new challenges and opportunities for exhaust management. The inventive exhaust system is characterized by two exhaust pipes: the first connects to the front-side cylinders of the first row and extends through a recess in the oil pan, while the second exhaust pipe is ingeniously routed from the rear-side cylinders of the second row. These exhaust pipes converge into a common outlet at the rear of the engine, enhancing efficiency and vehicle performance.

Career Highlights: Tsumori has made significant strides in the automotive industry, having been associated with renowned companies such as Mazda Motor Corporation and Yumex Corporation. His tenure at these organizations highlights his commitment to innovation and excellence in engineering.

Collaborations: Throughout his career, Tsumori has collaborated with various talented professionals, including Koji Tanabe and Fukuichi Yokogawa. These partnerships have undoubtedly facilitated the exchange of ideas and expertise, contributing to the successful development of Tsumori's inventions.

Conclusion: Mamoru Tsumori’s inventive insights into exhaust system design exemplify the spirit of innovation within the automotive sector. His patent not only reflects his technical prowess but also emphasizes the importance of collaboration and creativity in engineering. As the automotive industry continues to evolve, Tsumori's contributions will inspire future advancements in engine 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]
Loading…