Gunma, Japan

Akira Hanaduka

This inventor holds 1 USPTO granted patent. Top assignee: Japan Servo Co.,ltd.. Active years: 2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Hanaduka. Retrieved from https://idiyas.com/inventor/akira-hanaduka

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 = 3.0

ph-index = 1

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 2001

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1 patent (USPTO):Explore Patents

Title: Akira Hanaduka: Inventor of an Object Holding Device.

Introduction

Akira Hanaduka is an inventor associated with Gunma, Japan, and Japan Servo Co., Ltd. The supplied information identifies her as a woman and credits her with 1 patent.

Latest Patents

Hanaduka’s listed patent is titled “Object Holding Device.” It describes a device with a base plate and two pivoting claws that detachably hold an object. A driving device rotates corresponding driven members, while spiral springs connect those members to the claws and urge them toward a closed position. The device detects the claws’ angular positions and sets an original position when they are fully open. Its holding force depends on the difference between the rotary angles of each driven member and its corresponding claw.

Career Highlights

The available information associates Hanaduka’s work with Japan Servo Co., Ltd. Her listed patent focuses on a mechanism for controlling the grip of an object-holding device.

Collaborations

The supplied data names Takashi Takatsuki and Toshihiro Okabe as Hanaduka’s coworkers. It does not specify their roles in developing the patent.

Conclusion

Akira Hanaduka’s listed invention combines pivoting claws, spring-based closing force, and angular-position detection to hold objects with a controlled grip.

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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