Toyota, Japan

Tetuji Aisima

This inventor holds 1 USPTO granted patent. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetuji Aisima. Retrieved from https://idiyas.com/inventor/tetuji-aisima

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 = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: Tetuji Aisima and Fuel Cell Vehicle Innovation.

Introduction

Tetuji Aisima is an inventor associated with Toyota Jidosha Kabushiki Kaisha in Toyota, Japan. His recorded patent work concerns the packaging of components in a fuel cell vehicle.

Latest Patents

Aisima is associated with 1 patent, titled “Fuel cell vehicle.” The invention describes a vehicle with a front compartment separated from the cabin by a metallic dash panel. The compartment houses a fuel cell stack, a gas-liquid separator, and a fuel gas pump. The pump is mounted low on the stack frame and projects toward the dash panel, while the resin gas-liquid separator is positioned below the pump and projects farther toward the panel. The design specifies a metal fuel gas pump and a resin gas-liquid separator.

Career Highlights

Aisima’s listed patent reflects work on the arrangement and materials of fuel-cell vehicle components. His company affiliation connects this invention to Toyota Jidosha Kabushiki Kaisha’s automotive engineering activities.

Collaborations

Tomoyuki Kozuka is identified as Aisima’s coworker. The available information does not specify Kozuka’s role in the patent or whether he collaborated on the invention.

Conclusion

Tetuji Aisima’s recorded contribution is a fuel-cell vehicle patent focused on component placement and material choices within the front compartment.

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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