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For the Inventor, By the Inventor

Harunamachi, Japan

Shunji Murai

This inventor holds 13 USPTO granted patents. Top assignee: Taiyo Yuden Co., Ltd.. Active years: 1986-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shunji Murai. Retrieved from https://idiyas.com/inventor/shunji-murai

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

Calculating rank
USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 4.6

ph-index = 5

Forward Citations = 71(Granted Patents)


Location History:

  • Gunma, JP (1987)
  • Harunamachi, JP (1986 - 1988)
  • Takasaki, JP (1989)

Company Filing History:

goldMedal13 out of 1,769 
 
Taiyo Yuden Co., Ltd.
 patents

Years Active: 1986-1989

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13 patents (USPTO):Explore Patents
1. 4809131 - Low temperature sintered ceramic capacitor having a high resistivity and (1989-02-28),
2. 4809130 - Low temperature sintered ceramic capacitor having a high resistivity and (1989-02-28),
3. 4723193 - Low temperature sintered ceramic capacitor with a temperature (1988-02-02),
4. 4709299 - Low temperature sintered ceramic capacitor with a temperature (1987-11-24),
5. 4700269 - Low temperature sintered ceramic capacitor with a temperature (1987-10-13),
6. 4700268 - Low temperature sintered ceramic capacitor with a temperature (1987-10-13),
7. 4700267 - Low temperature sintered ceramic capacitor with a temperature (1987-10-13),
8. 4700266 - Low temperature sintered ceramic capacitor with a temperature (1987-10-13),
9. 4700265 - Low temperature sintered ceramic capacitor with a temperature (1987-10-13),
10. 4700264 - Low temperature sintered ceramic capacitor with a temperature (1987-10-13),
11. 4607316 - Low temperature sintered ceramic capacitor with high DC breakdown (1986-08-19),
12. 4607315 - Low temperature sintered ceramic capacitor with high DC breakdown (1986-08-19),
13. 4607314 - Low temperature sintered ceramic capacitor with high DC breakdown (1986-08-19),

Title: The Innovations of Shunji Murai: A Pioneer in Ceramic Capacitors

Introduction

Shunji Murai is a renowned inventor based in Harunamachi, Japan, known for his significant contributions to the field of ceramic capacitors. With a remarkable portfolio of 13 patents to his name, Murai has driven innovation in electronic components that are crucial for various technological applications.

Latest Patents

Among Murai's latest inventions are two notable patents: the "Low temperature sintered ceramic capacitor having a high resistivity" and a "Monolithic capacitor having a dielectric ceramic body cosintered with at least two base metal electrodes buried therein." These inventions reflect his expertise in developing advanced materials that enhance the performance and efficiency of electronic devices.

Career Highlights

Shunji Murai is currently affiliated with Taiyo Yuden Co., Ltd., a leading company in the manufacturing of electronic components. His dedication to research and development has positioned him as a key player in improving capacitor technology, ensuring that products meet the rising demands of modern electronics.

Collaborations

Throughout his career, Murai has collaborated with esteemed colleagues such as Hiroshi Kishi and Takeshi Wada, fostering an environment of innovation and teamwork. Their joint efforts have further enhanced the capabilities and developments within the field of capacitors.

Conclusion

Shunji Murai's ongoing contributions and innovative patents demonstrate his commitment to advancing technology in ceramic capacitors. His work continues to inspire future developments in electronic components, making a lasting impact on the industry.

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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