Tokyo, Japan

Choku Tanaka

This inventor holds 2 USPTO granted patents. Top assignees: Tanashin Denki Co., Ltd., Other. Active years: 1998-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Choku Tanaka. Retrieved from https://idiyas.com/inventor/choku-tanaka

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 = 4.0

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1998-2000

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2 patents (USPTO):Explore Patents

Title: Choku Tanaka: Innovator in Disc Playing Technology

Introduction

Choku Tanaka is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of disc playing technology, holding a total of 2 patents. His innovative designs focus on creating efficient and cost-effective disc playing apparatuses.

Latest Patents

Tanaka's latest patents include a disc playing apparatus that features a unique mechanism for holding and releasing discs. This invention allows a disc to be inserted through a slot and held on a turntable for playback using an optical pick-up. The design emphasizes simplicity, compactness, and low manufacturing costs. The apparatus includes a disc holder that grips the outer edge of the disc, with operations controlled by a timing control mechanism driven by a single motor. This mechanism allows for reversible operation, enhancing the user experience during loading and unloading.

Another of his recent patents is a disc playing apparatus with two chassis and movable disc guides. This design is also characterized by its simplicity and small size, making it economical to produce. The first chassis features left and right movable guides, while the second chassis contains the disc drive and playing unit. The two chassis can be brought together or apart, allowing for efficient disc engagement and ejection.

Career Highlights

Throughout his career, Choku Tanaka has worked with various companies, including Tanashin Denki Co., Ltd. His work has focused on developing innovative solutions in the realm of disc technology, contributing to advancements in the industry.

Collaborations

Tanaka has collaborated with notable individuals such as Shinsaku Tanaka and Akira Iwakiri. These partnerships have likely played a role in enhancing his inventive processes and expanding his contributions to technology.

Conclusion

Choku Tanaka's work in disc playing technology showcases his commitment to innovation and efficiency. His patents reflect a deep understanding of user needs and manufacturing capabilities, making him a significant figure in the field.

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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