Hiratsuka, Japan

Jun Tajika

This inventor holds 4 USPTO granted patents. Top assignees: Kabushiki Kaisha Komatsu Seisakusho, Komatsu Electronic Metals Co., Ltd.. Active years: 1988-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jun Tajika. Retrieved from https://idiyas.com/inventor/jun-tajika

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 = 4.1

ph-index = 3

Forward Citations = 40(Granted Patents)


Location History:

  • Kanagawa, JP (1992)
  • Hiratsuka, JP (1988 - 2004)

Company Filing History:


Years Active: 1988-2004

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4 patents (USPTO):Explore Patents

Title: Jun Tajika: Innovator in Semiconductor Technology

Introduction

Jun Tajika is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and reliability of semiconductor wafers.

Latest Patents

Among his latest innovations is a semiconductor wafer designed to provide dot marks produced by irradiating a laser beam. This technology allows for the selection of a marking region that can be read and written in a manner that minimizes the risk of mark disappearance. The semiconductor wafer is contained in a wafer cassette, which inscribes information regarding identification numbers or electrical properties. This innovation enables the tracking of past history by a unit of the wafer during processing or semiconductor fabrication steps. A very small dot mark is formed by irradiating a laser with a diameter ranging from 1 to 13 micrometers on the inner wall face of a notch formed on the outer peripheral face of the semiconductor wafer, particularly on an inclined face of its peripheral edge. Another significant patent involves a pressure sensor, which further showcases his expertise in semiconductor applications.

Career Highlights

Jun Tajika has worked with prominent companies in the industry, including Komatsu Ltd. and Komatsu Electronic Metals Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in semiconductor manufacturing.

Collaborations

Throughout his career, Tajika has collaborated with talented individuals such as Noritake Suzuki and Aki Tabata, who is a woman. These collaborations have played a crucial role in advancing his research and development efforts.

Conclusion

Jun Tajika's innovative work in semiconductor technology has led to the development of patents that enhance the functionality and reliability of semiconductor wafers. His contributions continue to impact the industry positively.

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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