Shizuoka, Japan

Kohei Yamaguchi

This inventor holds 18 USPTO granted patents and 1 EPO patent, primarily in Marine Vessel Control. Top assignees: Yamaha Hatsudoki Kabushiki Kaisha, Dai-Ichi Seiko Co., Ltd., Koito Manufacturing Company, Ltd.. Active years: 2017-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kohei Yamaguchi. Retrieved from https://idiyas.com/inventor/kohei-yamaguchi-vrkgt16s

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 = 1.8

ph-index = 2

Forward Citations = 25(Granted Patents)


Company Filing History:


Years Active: 2017-2025

Loading Chart...
Loading Chart...
Areas of Expertise:
Watercraft Maneuvering
Steering Control
Propulsion Device
Marine Vessel
Boat Maneuvering
Ship Maneuvering
Vessel Steering
Vessel Propulsion
Connector
Terminal Fitting
Control Apparatus
Control Method
18 patents (USPTO):Explore Patents

Title: The Innovative Mind of Kohei Yamaguchi

Introduction: Kohei Yamaguchi, an esteemed inventor based in Shizuoka, Japan, holds an impressive 18 patents. His work primarily focuses on enhancing the technology and control systems in marine vessels and watercraft, significantly contributing to the field of innovative navigation.

Latest Patents: Among his latest inventions are the "Watercraft Maneuvering Control Apparatus" and the "Watercraft Maneuvering System." The watercraft maneuvering control apparatus is designed to manage a propulsion device, featuring an obstacle sensor that detects nearby obstacles. It also includes a pattern sailing commander operated by a user for navigating the watercraft in specific sailing patterns. The controller is programmed to function as a pattern sailing controller, compute an expected sailing water area, and intervene when encountering obstacles. Furthermore, Yamaguchi has developed a "Steering Control System of Marine Vessel," which automates the maneuvering of marine vessels by adjusting their target orientation based on operator commands. This system enhances the functionality of marine vessels, especially in automated scenarios.

Career Highlights: Kohei Yamaguchi has played a significant role in the advancement of marine technology through his affiliations with notable companies, including Yamaha Motor Co., Ltd. and Dai-ichi Seiko Co., Ltd. His innovative contributions have positioned him as a significant figure in the industry, recognized for his technical expertise and inventive solutions.

Collaborations: Throughout his career, Yamaguchi has collaborated with talented coworkers, such as Makoto Ito and Takayoshi Suzuki. Their combined efforts have shaped several pioneering developments in marine vessel technology, pushing the boundaries of what is possible in watercraft navigation.

Conclusion: Kohei Yamaguchi stands out as a prominent inventor whose patents reflect a commitment to improving marine vessel technology. His innovative control systems and collaborative spirit have significantly influenced the field, paving the way for future advancements in watercraft maneuvering and navigation.

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]
Loading…