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For the Inventor, By the Inventor

Omihachiman, Japan

Yoshitaka Nagao

This inventor holds 4 USPTO granted patents. Top assignee: Murata Manufacturing Co., Ltd.. Active years: 1999-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshitaka Nagao. Retrieved from https://idiyas.com/inventor/yoshitaka-nagao-pgnp6eb9

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 3

Forward Citations = 12(Granted Patents)


Location History:

  • Shiga, JP (1999)
  • Omihachiman, JP (2002 - 2009)

Company Filing History:

goldMedal4 out of 13,796 
 
Murata Manufacturing Co., Ltd.
 patents

Years Active: 1999-2009

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4 patents (USPTO):Explore Patents
1. 7605352 - Method for sorting positive temperature coefficient (PTC) elements (2009-10-20),
2. 6522238 - Semiconductor ceramic and positive-temperature-coefficient thermistor (2003-02-18),
3. 6432558 - Semiconductor ceramic and semiconductor ceramic device (2002-08-13),
4. 5939972 - Positive temperature characteristic thermistor and thermistor element (1999-08-17),

Title: The Innovations of Yoshitaka Nagao

Introduction

Yoshitaka Nagao is a prominent inventor based in Omihachiman, Japan. He has made significant contributions to the field of semiconductor ceramics and positive temperature coefficient (PTC) thermistors. With a total of 4 patents to his name, Nagao continues to push the boundaries of innovation in his industry.

Latest Patents

Nagao's latest patents include a method for sorting PTC elements and advancements in semiconductor ceramics. The method for sorting PTC elements involves applying a predetermined voltage to each PTC element, allowing for the sorting based on the time it takes for the currents to reach a specific value. His work on semiconductor ceramics focuses on incorporating erbium as a semiconducting agent, enhancing the materials' performance in various applications.

Career Highlights

Nagao is currently employed at Murata Manufacturing Co., Ltd., a leading company in the electronics industry. His work has been instrumental in developing high-performance materials that meet the demands of modern technology. His innovative approaches have garnered attention and respect within the scientific community.

Collaborations

Throughout his career, Nagao has collaborated with notable colleagues, including Toshiharu Hirota and Yasuhiro Nabika. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in their respective fields.

Conclusion

Yoshitaka Nagao's contributions to the field of semiconductor ceramics and PTC thermistors exemplify the spirit of innovation. His patents and collaborations reflect a commitment to advancing technology and improving material performance. His work continues to inspire future generations of inventors and researchers.

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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