Tokyo, Japan

Masamitsu Yamashita

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Honda Motor Co., Ltd.. Active years: 2011-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masamitsu Yamashita. Retrieved from https://idiyas.com/inventor/masamitsu-yamashita

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

Calculating rank
USPTO Granted Patents = 3 

Average Co-Inventor Count = 4.6

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2011-2013

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3 patents (USPTO):Explore Patents

Title: Masamitsu Yamashita: Innovator in Casting Technology

Introduction

Masamitsu Yamashita is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of casting technology, holding a total of 3 patents. His innovative designs have improved manufacturing processes, particularly in the automotive industry.

Latest Patents

Yamashita's latest patents include a Multi-cavity mold and a Casting die device. The Multi-cavity mold features four cavities arranged on a concentric circle with respect to a flow divider and a gate sleeve. Each cavity is connected to a sleeve stamp portion through die side runners and stamp side runners, allowing for even and simultaneous filling of molten metal. The Casting die device is designed to eliminate burrs during the casting process. It includes a stationary die and a movable die that are clamped together, ensuring that the slide core remains stable under pressure, thus preventing any deformation or retreat that could lead to burr formation.

Career Highlights

Yamashita has built a successful career at Honda Motor Co., Ltd., where he has applied his expertise in casting technology to enhance production efficiency. His work has been instrumental in developing innovative solutions that meet the demands of modern manufacturing.

Collaborations

Throughout his career, Yamashita has collaborated with notable colleagues such as Kiyoshi Shibata and Keizou Tanoue. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the automotive sector.

Conclusion

Masamitsu Yamashita's contributions to casting technology exemplify the impact of innovation in manufacturing. His patents reflect a commitment to improving processes and enhancing product quality in the automotive industry.

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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