Yokohama, Japan

Tatsuo Ichikawa

This inventor holds 1 USPTO granted patent. Top assignee: Hashimoto Forming Industry Company Limited. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuo Ichikawa. Retrieved from https://idiyas.com/inventor/tatsuo-ichikawa

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 = 18(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Innovations by Tatsuo Ichikawa

Introduction

Tatsuo Ichikawa is a notable inventor based in Yokohama, Japan. He has made significant contributions to the automotive industry through his innovative designs and patents. His work focuses on enhancing vehicle safety and functionality.

Latest Patents

Ichikawa holds a patent for a protective beam for automobile side doors. This invention features an improved protective beam with a main body that includes a pair of elongate steel sheet members of corrugated cross-section. The steel sheet members are welded together along opposite groove portions, creating a hollow space of box-like section defined by each pair of opposite ridge portions. One of the steel sheet members has an end region that serves as a mounting seat, allowing the beam to be welded to the inner panel or pillar portion of the side door. The design ensures that each ridge portion along the end region has a height that gradually decreases toward the end of the sheet member, forming a generally flat mounting seat for secure attachment to the side door.

Career Highlights

Ichikawa is associated with Hashimoto Forming Industry Company Limited, where he applies his expertise in automotive safety innovations. His work has contributed to advancements in vehicle design and safety features.

Collaborations

Ichikawa collaborates with Yuko Baba, a coworker who shares his commitment to innovation in the automotive sector.

Conclusion

Tatsuo Ichikawa's contributions to automotive safety through his patent for a protective beam exemplify his dedication to innovation. His work continues to influence the industry and enhance vehicle safety standards.

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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