Toyonaka, Japan

Takefumi Tsuchida

This inventor holds 5 USPTO granted patents. Top assignee: Sanyo Electric Co., Ltd.. Active years: 1986-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takefumi Tsuchida. Retrieved from https://idiyas.com/inventor/takefumi-tsuchida

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 = 2.9

ph-index = 3

Forward Citations = 36(Granted Patents)


Location History:

  • Toyonaka, JP (1986 - 1991)
  • Kadoma, JP (1991)

Company Filing History:


Years Active: 1986-1991

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5 patents (USPTO):Explore Patents

Title: Takefumi Tsuchida: Innovator in Recording-Reproducing Systems

Introduction

Takefumi Tsuchida is a notable inventor based in Toyonaka, Japan. He has made significant contributions to the field of recording-reproducing systems, holding a total of 5 patents. His work has been instrumental in advancing technology in this area.

Latest Patents

One of Tsuchida's latest patents is a recording-reproducing system featuring a movable reel chassis. This innovative system includes a reel chassis that is slidably mounted on a main chassis, equipped with a pair of reel supports. The design allows for a power shaft, driven by a loading motor, to facilitate the movement of the reel chassis. This mechanism ensures that a pinch roller is pressed against a capstan, enhancing the recording and reproduction process. Another significant patent is a signal recording-reproducing apparatus designed for use with cassettes. This apparatus features a reel chassis that can be stopped at three distinct positions, optimizing its functionality for various modes, including standby, play, and empty modes.

Career Highlights

Tsuchida has spent a considerable part of his career at Sanyo Electric Co., Ltd., where he has been able to apply his innovative ideas and technical expertise. His work has not only contributed to the company's success but has also influenced the industry as a whole.

Collaborations

Throughout his career, Tsuchida has collaborated with esteemed colleagues such as Nobuo Okada and Toyozo Urakami. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Takefumi Tsuchida's contributions to the field of recording-reproducing systems exemplify his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of engineering principles and a commitment to improving user experience in audio technology.

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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