Saitama, Japan

Koji Yanoguchi

This inventor holds 2 USPTO granted patents. Top assignee: Pioneer Electronic Corporation. Active years: 1992-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Yanoguchi. Retrieved from https://idiyas.com/inventor/koji-yanoguchi

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 = 4.4

ph-index = 2

Forward Citations = 58(Granted Patents)


Location History:

  • Saitama, JP (1992)
  • Tokorozawa, JP (1999)

Company Filing History:


Years Active: 1992-1999

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2 patents (USPTO):Explore Patents

Title: Koji Yanoguchi: Innovator in Stepping Motor Control and Tape Player Technology

Introduction

Koji Yanoguchi is a notable inventor based in Saitama, Japan. He has made significant contributions to the fields of motor control and audio technology. With a total of 2 patents, Yanoguchi's work reflects his innovative spirit and technical expertise.

Latest Patents

Yanoguchi's latest patents include an "Apparatus for and method of controlling stepping motor" and a "Cassette changer for tape player." The apparatus for controlling a stepping motor is designed to move a carriage with precision. It features a calculating device to determine the moving distance, a setting device for acceleration and deceleration areas, and a driving device that utilizes a one-two-phase excitation method. This innovative approach ensures smooth operation and efficiency in motor control.

The cassette changer for a tape player presents a novel design that allows for a compact size and low power consumption. It includes multiple cassette receiving members and an actuating means to facilitate the selection and transfer of tape cassettes. This invention enhances the functionality of tape players while maintaining a user-friendly experience.

Career Highlights

Koji Yanoguchi is currently employed at Pioneer Electronic Corporation, a company renowned for its advancements in audio and visual technology. His work at Pioneer has allowed him to develop and refine his inventions, contributing to the company's reputation for innovation.

Collaborations

Throughout his career, Yanoguchi has collaborated with talented individuals such as Keiji Ogura and Satoru Kodaira. These collaborations have fostered a creative environment that encourages the exchange of ideas and technical knowledge.

Conclusion

Koji Yanoguchi's contributions to stepping motor control and tape player technology exemplify his innovative mindset and dedication to engineering excellence. His patents not only enhance the functionality of existing technologies but also pave the way for future advancements 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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