Hiroshima, Japan

Tomomi Watanabe

This inventor holds 19 USPTO granted patents and 5 EPO patents, primarily in Internal Combustion Engines. Top assignee: Mazda Motor Corporation. Active years: 1988-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomomi Watanabe. Retrieved from https://idiyas.com/inventor/tomomi-watanabe

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


% Patents Active = 84.2

 

Average Co-Inventor Count = 4.1

ph-index = 8

Forward Citations = 159(Granted Patents)


Location History:

  • Higashihiroshima, JP (1991 - 2017)
  • Hiroshima, JP (1988 - 2019)
  • Aki-gun, JP (2021 - 2023)

Company Filing History:


Years Active: 1988-2023

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Areas of Expertise:
Combustion Chamber
Engine Control
Flexible-Fuel Engine
Direct-Injection
Air-Fuel Ratio
Catalyst Control
Exhaust Purification
Spark-Ignition
Intake System
Engine Vibration
Multi-Cylinder Engine
Control Device
19 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Tomomi Watanabe in Engine Technology

Introduction

Tomomi Watanabe, a prominent inventor based in Hiroshima, Japan, has made significant contributions to the field of engine technology. With a remarkable portfolio of 19 patents, Watanabe's work focuses on enhancing engine efficiency and performance, showcasing his innovative mindset and engineering expertise.

Latest Patents

Among his latest inventions is an innovative engine design featuring a combustion chamber defined by a crown surface of a piston and the inner wall of a cylinder. This design includes carefully structured surfaces such as exhaust-side and intake-side sloped surfaces that facilitate better combustion dynamics. Additionally, he developed an engine system incorporating a swirl control valve that optimizes fuel injection timing based on engine load, thereby enhancing overall efficiency and performance.

Career Highlights

Watanabe has dedicated his career to revolutionizing engine systems at Mazda Motor Corporation. His contributions have played a vital role in the corporation’s pursuit of more efficient and environmentally friendly engine solutions.

Collaborations

Throughout his professional journey, Watanabe has collaborated with talented coworkers, including Junichi Taga and Yusuke Oda. These partnerships have fostered an environment of creativity and shared knowledge, leading to groundbreaking innovations in engine technology.

Conclusion

Tomomi Watanabe's commitment to innovation in engine design is evident through his extensive patent portfolio and collaborative efforts. His work not only enhances the performance of engines but also paves the way for future developments in automotive technology.

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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