Hirakata, Japan

Masatsugu Tanji

This inventor holds 4 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1988-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatsugu Tanji. Retrieved from https://idiyas.com/inventor/masatsugu-tanji

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 = 3.0

ph-index = 4

Forward Citations = 52(Granted Patents)


Location History:

  • Moriguchi, JP (1988)
  • Mirakata, JP (1998)
  • Hirakata, JP (1993 - 2000)

Company Filing History:


Years Active: 1988-2000

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4 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masatsugu Tanji

Introduction

Masatsugu Tanji is an accomplished inventor based in Hirakata, Japan, known for his significant contributions to the field of optical disk technology. With a total of four patents to his name, Tanji has demonstrated his expertise and dedication to advancing innovation in this industry.

Latest Patents

Among his most notable inventions is an optical disk device and a method for setting recording power and erasing. This invention includes a power ratio setting circuit designed to establish the ratio of recording power to erasing power in a predetermined manner. Additionally, it features a recording start point detection circuit that can identify the recording start point by executing at least two-cycle recording over the same area in a specified test region, ultimately determining the recording and erasing power at that point. Furthermore, a power setting circuit is incorporated, allowing for the adjustment of final recording and erasing power based on predetermined multipliers applied to the detected values.

Career Highlights

Tanji is affiliated with Matsushita Electric Industrial Co., Ltd., a company renowned for its commitment to innovation in electronics and technology. His work there has been instrumental in pushing the boundaries of optical disk technology, enabling new possibilities for data storage and retrieval.

Collaborations

Throughout his career, Masatsugu Tanji has collaborated with talented individuals such as Wataru Masuda and Shinji Kubota. These collaborations have fostered a rich environment of innovation, contributing to the advancement of technology under Tanji's guidance.

Conclusion

Masatsugu Tanji's dedication to innovation and his significant patent contributions in the realm of optical disk devices underscore his role as a key inventor in contemporary technology. His work not only showcases his inventiveness but also serves as an inspiration 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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