Anjo, Japan

Atsushi Katsurayama

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Aisin Seiki Kabushiki Kaisha, Aisin Kiko Co., Ltd.. Active years: 2010-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Atsushi Katsurayama. Retrieved from https://idiyas.com/inventor/atsushi-katsurayama

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 8.2

ph-index = 2

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2010-2018

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2 patents (USPTO):Explore Patents

Title: Innovations by Atsushi Katsurayama

Introduction

Atsushi Katsurayama is a notable inventor based in Anjo, Japan. He has made significant contributions to the field of door lock devices, holding two patents that showcase his innovative approach to security mechanisms.

Latest Patents

Katsurayama's latest patents include a door lock device and a door lock device for vehicles. The first patent describes a door lock device that offers a high degree of freedom in the disposition of an open link for switching between locked and unlocked states. This design minimizes operational resistance when transitioning to the locked state, even in the event of a malfunction caused by dust. The mechanism allows for a sliding-contact tilt guide to assist in the unlocking process without increasing the energizing force of the torsion coil spring. The second patent focuses on a door lock device for vehicles, featuring an operating mechanism that can be set to either a locked or unlocked state. This device includes an active lever that rotates between locked and unlocked positions, ensuring that the operational force of the handle is effectively transmitted to the latched member when in the unlocked state.

Career Highlights

Throughout his career, Katsurayama has worked with prominent companies such as Aisin Seiki Kabushiki Kaisha and Aisin Kiko Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced locking mechanisms.

Collaborations

Katsurayama has collaborated with notable colleagues, including Yasuhiko Sono and Shigeru Hayakawa. Their combined efforts have likely fostered a creative environment that encourages innovation in their respective fields.

Conclusion

Atsushi Katsurayama's contributions to the development of door lock devices reflect his commitment to enhancing security technology. His innovative patents demonstrate a deep understanding of mechanical design and functionality.

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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