Tokyo, Japan

Masahito Mitsumori

This inventor holds 3 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, The Yokohama Rubber Co., Ltd.. Active years: 1986-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahito Mitsumori. Retrieved from https://idiyas.com/inventor/masahito-mitsumori

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 2

Forward Citations = 38(Granted Patents)


Company Filing History:


Years Active: 1986-1987

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3 patents (USPTO):Explore Patents

Title: **Masahito Mitsumori: Innovator in Drive Shaft Technology**

Introduction

Masahito Mitsumori, based in Tokyo, Japan, is a notable inventor with a total of three patents to his name. His work primarily focuses on advancements in materials and components used in automotive applications, specifically in the realm of drive shafts and pumping technology.

Latest Patents

Mitsumori's latest innovations include a "Fiber Reinforced Plastic Drive Shaft and Method of Manufacturing Thereof." This invention features a composite structure that includes a pair of metal joint members and layers of fiber-reinforced plastic. The inner plastic layer, composed of continuous carbon fibers spirally arranged at angles between 45 to 75 degrees, enhances the shaft’s torsional strength and damping effect. Meanwhile, the outer layer integrates various continuous fibers wound at angles of 5 to 40 degrees, optimizing the drive shaft's overall performance.

Another significant patent is the "Vane Holder for Vane Pump and Method of Making Same." This invention introduces a vane holder that integrates a balance weight cast into its main body, providing improved stability and functionality in vane pumps. The innovative design ensures that the balance weight is seamlessly incorporated, enhancing the efficiency of air pumps.

Career Highlights

Throughout his career, Masahito Mitsumori has contributed to industry-leading companies such as Honda and The Yokohama Rubber Company. His background in these organizations has equipped him with the expertise necessary to drive significant innovations in product design and engineering.

Collaborations

Mitsumori’s success is also attributed to his collaborative efforts with skilled professionals, including Hiroshi Kaneda and Kenji Hamabe. Together, they have fostered a creative environment that encourages the advancement of technology and innovative solutions in the market.

Conclusion

Masahito Mitsumori exemplifies the spirit of innovation through his patented inventions that push the boundaries of technology. His contributions to drive shaft design and pumping systems are invaluable assets to the automotive industry, showcasing his commitment to enhancing performance and efficiency. As he continues to develop new technologies, the impact of his work will likely resonate in future advancements.

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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