Tokyo, Japan

Yutaka Yokoyama

This inventor holds 68 USPTO granted patents and 6 published patent applications and 1 EPO patent, primarily in Battery Technology (CPC class H01M). Top assignees: Nippon Chemi-Con Corporation, Nec Corporation, Subaru Corporation. Active years: 1987-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Yokoyama. Retrieved from https://idiyas.com/inventor/yutaka-yokoyama

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

USPTO Granted Patents = 68 

% Patents Active = 89.7

 

Average Co-Inventor Count = 1.8

ph-index = 17

Forward Citations = 1,125(Granted Patents)

Forward Citations (Not Self Cited) = 1,098(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Saitama, JP (1988)
  • Fussa, JP (1989)
  • Ome, JP (1987 - 1992)
  • Oita, JP (1994)
  • Akashi, JP (2013)
  • Tokyo, JP (1989 - 2024)

Company Filing History:


Years Active: 1987-2026

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Areas of Expertise:
Battery Protection
Vehicle Battery
Temperature Control
Battery Storage
Battery Stack
Polypropylene Resin
Construction Machine
Hydraulic Control
Video Coding
Motion Compensation
Game Apparatus
Image Segmentation
68 patents (USPTO):Explore Patents

Title: Innovations by Yutaka Yokoyama: Pioneering Vehicle Battery Protection

Introduction: Yutaka Yokoyama, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of vehicle battery protection, holding an impressive total of 63 patents. His groundbreaking work focuses on improving safety and efficiency within automotive battery systems, ensuring the integrity and reliability of on-board batteries mounted on vehicles.

Latest Patents: Among Yokoyama's latest innovations are two notable patents that exemplify his commitment to advancing vehicle battery technology. The first patent, titled "Protection Structure for On-board Battery," details a sophisticated configuration that includes a battery stack mounted within a protective structure. This structure features a first and second frame, along with a fixing member, designed to securely couple the battery case to a vehicle body while suspending and supporting the battery stack. This arrangement not only optimizes space but also promotes safety by mitigating potential damage to the battery during operation.

The second patent, known as "Vehicle Battery Protection Structure," describes a unique setup that incorporates a vehicle frame member and dual ducts. This innovative design accommodates a battery while allowing for proper ventilation and cooling, thereby enhancing overall performance. The integration of the first duct and second duct provides a seamless and efficient interface, ensuring that the battery remains protected and operational under various conditions.

Career Highlights: Yokoyama's career spans multiple esteemed organizations, most notably Nippon Chemi-con Corporation and NEC Corporation. Through his work at these companies, he has continually pushed the boundaries of technology, earning recognition for his inventive spirit and technical expertise. His contributions are highly regarded in the automotive industry, particularly in the realm of battery design and protection.

Collaborations: Throughout his career, Yutaka Yokoyama has had the opportunity to collaborate with esteemed colleagues such as Fumihiko Shinozaki and Tatsunori Tsuji. These partnerships have fostered creative synergies, leading to advancements in battery technology that are both innovative and practical.

Conclusion: Yutaka Yokoyama stands as a pivotal figure in the field of vehicle battery protection, with a remarkable portfolio of 63 patents and a commitment to innovation. His latest inventions reflect a deep understanding of the challenges faced in automotive battery systems and provide effective solutions to enhance safety and efficiency. As technology continues to evolve, Yokoyama's contributions will undoubtedly play a vital role in shaping the future of electric and hybrid vehicles.

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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