Chiryu, Japan

Masanori Egawa

This inventor holds 8 USPTO granted patents. Top assignees: Sumitomo Heavy Industries, Ltd., Nokia Corporation. Active years: 1990-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanori Egawa. Retrieved from https://idiyas.com/inventor/masanori-egawa

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


% Patents Active = 87.5

Average Co-Inventor Count = 2.2

ph-index = 4

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 1990-2008

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8 patents (USPTO):Explore Patents

Title: Masanori Egawa: Innovator in Gear Mechanisms

Introduction

Masanori Egawa is a notable inventor based in Chiryu, Japan. He has made significant contributions to the field of gear mechanisms, holding a total of 8 patents. His innovative designs have advanced the functionality and durability of various mechanical systems.

Latest Patents

Among his latest patents is a reducer with an internally meshing planetary gear mechanism. This device features a cover that is coupled to a first flange on the opposite side from the internally meshing planetary reduction gear part. The design includes an oil reservoir section formed between the cover and the first flange, with oil seals provided between the input shaft and the cover, as well as between the input shaft and a second flange. Another notable patent involves an inner roller and outer roller in an internal-meshing planetary gear. The inner roller is designed with an inner-peripheral wall shaped closer to a regular polygon, which enhances lubrication and reduces backlash, thereby improving the durability of the planetary gear construction.

Career Highlights

Masanori Egawa has worked with prominent companies such as Sumitomo Heavy Industries and Nokia Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

He has collaborated with notable coworkers, including Kiyoji Minegishi and Masayuki Tanigawa. Their combined expertise has fostered a creative environment that has led to significant advancements in their respective fields.

Conclusion

Masanori Egawa's contributions to gear mechanisms and his innovative patents reflect his dedication to engineering excellence. His work continues to influence the industry and inspire future inventors.

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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