Saitama, Japan

Hiroshi Yamamoto

This inventor holds 38 USPTO granted patents and 3 published patent applications and 4 EPO patents, primarily in Outboard Motors. Top assignees: Honda Motor Co., Ltd., Honda Giken Kogyo Kabushiki Kaisha, Sanyo Electric Co., Ltd.. Active years: 1988-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamamoto. Retrieved from https://idiyas.com/inventor/hiroshi-yamamoto-q4jbup0o

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

Calculating rank
USPTO Granted Patents = 38 

% Patents Active = 73.7

 

Average Co-Inventor Count = 3.3

ph-index = 7

Forward Citations = 196(Granted Patents)


Location History:

  • Hidaka, JP (1988)
  • Sayama, JP (1995)
  • Saitama-ken, JP (1996)
  • Saitama, JP (1991 - 2023)
  • Wako, JP (2005 - 2024)

Company Filing History:


Years Active: 1988-2026

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Areas of Expertise:
Outboard Motor
Control System
Engine Efficiency
Vessel Maneuvering
Sailing Assistance
Multi-Cylinder Engine
Image Projection
Light Source
Photosensitive Resin
Automatic Vending Machine
Turret Machine Tool
Document Management
38 patents (USPTO):Explore Patents

Title: **Hiroshi Yamamoto: Innovator in Outboard Motor Technology**

Introduction

Hiroshi Yamamoto, an acclaimed inventor based in Saitama, Japan, has made significant contributions to the field of marine engineering with a total of 36 patents to his name. His work focuses on innovative outboard motor technologies that enhance performance and efficiency in various applications.

Latest Patents

Among his latest patents, Hiroshi has developed a sophisticated outboard motor design. This outboard motor features an engine that is encased within a dual-layer cover system. The outer cover not only provides an appealing exterior but is also functionally segmented into multiple parts for structural integrity. The inner cover effectively safeguards the engine while offering easy access through a dedicated structural component.

Additionally, Hiroshi's air intake passage structure is a notable advancement in outboard motor technology. This design includes an outer cover that forms the motor's external wall, while an inner cover is strategically situated inside. The air intake system incorporates both first and second intake ports, which allow for improved airflow. The design features an air introduction chamber, optimizing the aerodynamics of the motor. The innovative passage design maximizes efficiency with distinct upper and lower pathways for air to traverse.

Career Highlights

Hiroshi Yamamoto's career is marked by his tenure at reputable companies such as Honda Motor Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. These institutions provided him with a platform to refine his inventive prowess and contribute to the advancement of outboard motor technology.

Collaborations

Throughout his career, Hiroshi has collaborated with notable colleagues such as Koji Kuriyagawa and Yoshihiro Harada. These partnerships have enabled him to combine expertise and creativity, leading to the successful development of various innovative solutions within the marine industry.

Conclusion

Hiroshi Yamamoto stands out as a prolific inventor with a rich portfolio that underscores his dedication to enhancing outboard motor technology. His recent patents showcase his innovative thinking and commitment to improving marine engineering, paving the way for future advancements in the field.

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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