Shizuoka, Japan

Tomoyuki Kashiwayama

This inventor holds 1 USPTO granted patent. Top assignee: Yamaha Hatsudoki Kabushiki Kaisha. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Kashiwayama. Retrieved from https://idiyas.com/inventor/tomoyuki-kashiwayama

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 = 4.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Tomoyuki Kashiwayama: Innovator in Marine Propulsion Technology

Introduction

Tomoyuki Kashiwayama is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of marine propulsion technology. His innovative approach has led to the development of a unique marine propulsion device that enhances engine performance and efficiency.

Latest Patents

Kashiwayama holds a patent for a marine propulsion device and marine vessel. This device includes a controller designed to suppress engine rotation speed. The controller is programmed to perform initial misfire control to determine if a cylinder of the engine misfires, thereby preventing over-revving. It also executes subsequent misfire control to manage any further increases in engine rotation speed, ensuring optimal performance.

Career Highlights

Kashiwayama is associated with Yamaha Hatsudoki Kabushiki Kaisha, a leading company in the marine industry. His work at Yamaha has allowed him to focus on innovative solutions that improve marine propulsion systems. His dedication to research and development has positioned him as a key player in this technological domain.

Collaborations

Kashiwayama collaborates with talented colleagues such as Ryutaro Iwaki and Junsei Suzuki. Their combined expertise fosters a creative environment that drives innovation within the company.

Conclusion

Tomoyuki Kashiwayama's contributions to marine propulsion technology exemplify the spirit of innovation. His patent and work at Yamaha demonstrate his commitment to advancing engineering solutions in the marine sector.

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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