Ikoma, Japan

Takeshi Tomizawa

This inventor holds 35 USPTO granted patents, plus 1 CIPO patent and 5 EPO patents, primarily in Fuel Cell Technology. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation. Active years: 1989-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Tomizawa. Retrieved from https://idiyas.com/inventor/takeshi-tomizawa-4ea0vvz7

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

Calculating rank

% Patents Active = 62.9


 

Average Co-Inventor Count = 4.5

ph-index = 10

Forward Citations = 263(Granted Patents)


Location History:

  • Nara, JP (1989 - 2009)
  • Ikoma, JP (1991 - 2010)

Company Filing History:


Years Active: 1989-2010

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Areas of Expertise:
Polymer Electrolyte Fuel Cell
Hydrogen Purification
Fuel Cell Separator
Gas Concentration Sensor
Electrolyte Membrane
Hydrogen Generator
Power Generation
Carbon Monoxide Removal
Combustion Apparatus
Waste Plastic Disposal
Heat Pump System
Drying Apparatus
35 patents (USPTO):Explore Patents

Title: **The Innovative Journey of Takeshi Tomizawa**

Introduction

Takeshi Tomizawa, an accomplished inventor based in Ikoma, Japan, has made significant contributions to the field of fuel cell technology. With a remarkable portfolio of 35 patents, his innovations focus on improving the efficiency and functionality of polymer electrolyte fuel cells.

Latest Patents

Among Takeshi Tomizawa's latest patents is a groundbreaking patent for a Polymer Electrolyte Fuel Cell System and Operation Method. This innovative system is designed to optimize power generation by employing a fuel cell that operates at a predetermined temperature, utilizing a humidifier to ensure that both the fuel gas and oxidizing gas have dew points exceeding that temperature. This design enhances the overall efficiency of energy production. Another notable patent is for a Fuel Cell Separator, which introduces a mold designed to create optimized flow paths for cooling media and gases. This invention streamlines the production process, allowing for more effective formation of fuel cell separators.

Career Highlights

Takeshi began his professional journey at Matsushita Electric Industrial Co., Ltd., where he honed his skills in innovative electrical engineering before moving on to further his impact at Panasonic Corporation. His experiences at these leading companies have greatly influenced his inventive process and the development of advanced technologies.

Collaborations

Throughout his career, Takeshi has had the pleasure of collaborating with esteemed professionals, including Kunihiro Ukai and Kiyoshi Taguchi. These collaborations have not only broadened his perspectives but have also fostered a rich environment for innovation and technological advancements.

Conclusion

Takeshi Tomizawa's dedication to innovation within the fuel cell industry exemplifies the spirit of invention. His 35 patents highlight a commitment to enhancing energy efficiency and contributing to the ongoing evolution of renewable energy technologies. As advancements in fuel cell technology continue to unfold, Tomizawa's contributions stand as a testament to the power of ingenuity in engineering and design.

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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