Saitama, Japan

Toshinari Sonoda

This inventor holds 9 USPTO granted patents. Top assignee: Honda Giken Kogyo Kabushiki Kaisha. Active years: 1987-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshinari Sonoda. Retrieved from https://idiyas.com/inventor/toshinari-sonoda

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 = 3.6

ph-index = 7

Forward Citations = 122(Granted Patents)


Location History:

  • Saitama, JP (1987 - 1989)
  • Wako, JP (1991 - 2000)

Company Filing History:


Years Active: 1987-2000

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9 patents (USPTO):Explore Patents

Title: Innovations of Toshinari Sonoda

Introduction

Toshinari Sonoda is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of engine design, holding a total of 9 patents. His work focuses on improving the efficiency and functionality of multi-cylinder engines.

Latest Patents

One of Sonoda's latest patents is an engine block structure in a multi-cylinder engine. This design allows for the incorporation of pistons from the side of a crank chamber into each cylinder, ensuring that the cylinder axes of adjacent cylinders are gradually spaced apart. This innovative arrangement enhances the crankshaft bearing area without increasing the number of parts or the size of the engine block. Another significant patent is for an engine for vehicles, which features a bearing cap integral type oil pan. This oil pan is designed to be coupled to the cylinder block, allowing for a simpler and more cost-effective production process while reducing weight and increasing rigidity.

Career Highlights

Toshinari Sonoda is currently employed at Honda Giken Kogyo Kabushiki Kaisha, a leading automotive manufacturer. His work at Honda has allowed him to apply his inventive skills to real-world applications, contributing to the advancement of automotive technology.

Collaborations

Throughout his career, Sonoda has collaborated with esteemed colleagues such as Toshihiko Matsubara and Kazuo Yoshida. These partnerships have fostered a creative environment that has led to numerous innovations in engine design.

Conclusion

Toshinari Sonoda's contributions to engine technology through his patents and collaborations highlight his role as a key innovator in the automotive industry. His work continues to influence the design and efficiency of modern engines.

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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