Nishinomiya, Japan

Tomoaki Sera

This inventor holds 2 USPTO granted patents. Top assignee: Sumitomo Metal Industries, Inc.. Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoaki Sera. Retrieved from https://idiyas.com/inventor/tomoaki-sera

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 = 3.4

ph-index = 2

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 2002

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2 patents (USPTO):Explore Patents

Title: Tomoaki Sera: Innovator in Tool Steel Technology

Introduction

Tomoaki Sera is a notable inventor based in Nishinomiya, Japan. He has made significant contributions to the field of tool steel technology, holding 2 patents that showcase his innovative approach to materials engineering.

Latest Patents

His latest patents include a method of producing tool steels and casting components made from a tool steel. The method involves casting non-ferrous metals such as aluminum, magnesium, or zinc alloys using casting components made from a tool steel that comprises effective amounts of carbon, silicon, manganese, chromium, molybdenum, and vanadium, with optional amounts of cobalt and an increased level of molybdenum. This innovative approach provides improvements in corrosion resistance, oxidation resistance, softening resistance, degradation resistance, and deformation resistance. Additionally, the tool steel casting component features a chromium oxide layer that enhances the life and durability of the casting component while improving its casting performance.

Career Highlights

Tomoaki Sera is currently employed at Sumitomo Metal Industries, Inc., where he continues to develop and refine his innovative techniques in tool steel production. His work has had a significant impact on the industry, particularly in enhancing the performance and longevity of casting components.

Collaborations

Throughout his career, Sera has collaborated with esteemed colleagues such as Masahide Umino and Kunio Kondo. These collaborations have further enriched his research and development efforts in the field of materials science.

Conclusion

Tomoaki Sera's contributions to tool steel technology exemplify the spirit of innovation in engineering. His patents reflect a commitment to improving material performance and durability, making a lasting impact on the 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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