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For the Inventor, By the Inventor

Mizunami, Japan

Kazuyoshi Shibata

This inventor holds 114 USPTO granted patents and 2 EPO patents, primarily in Piezoelectric Devices (CPC class H01L4-108). Top assignees: Ngk Insulators, Inc., Other. Active years: 1986-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuyoshi Shibata. Retrieved from https://idiyas.com/inventor/kazuyoshi-shibata

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

Calculating rank
USPTO Granted Patents = 114

% Patents Active = 60.5


Average Co-Inventor Count = 2.7

ph-index = 16

Forward Citations = 986(Granted Patents)

Forward Citations (Not Self Cited) = 838(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Nagoya-City, Aichi-Prefecture JP (2003)
  • Nagoya, JP (1986 - 2016)
  • Mizunami, JP (1999 - 2016)

Company Filing History:

goldMedal111 out of 5,092 
 
Ngk Insulators, Inc.
 patents
silverMedal3 out of 834,601 
Other
 patents

Years Active: 1986-2016

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Areas of Expertise:
Piezoelectric Element
Ceramic Compact
Laminated Body
Electrostrictive Device
Manufacturing Method
Ceramic Stack
Driving Method
Piezoelectric Device
Production Method
Piezoelectric Technology
Electrostrictive Element
Stacked Device
114 patents (USPTO):Explore Patents
1. 9530954 - Piezoelectric element (2016-12-27),
2. 9481147 - Laminated body (2016-11-01),
3. 8409484 - Method for producing a ceramic compact (2013-04-02),
4. 8034402 - Method for producing ceramic compact and ceramic part (2011-10-11),
5. 7973238 - Ceramic compact, ceramic part, method for producing ceramic compact, and method for producing ceramic part (2011-07-05),
6. 7482734 - Piezoelectric/electrostrictive device and method of driving piezoelectric/electrostrictive device (2009-01-27),
7. 7402936 - Piezoelectric/electrostrictive device (2008-07-22),
8. 7378778 - Piezoelectric/electrostrictive device and method of producing the same (2008-05-27),
9. 7358647 - Piezoelectric/electrostrictive device (2008-04-15),
10. 7348711 - Piezoelectric/electrostrictive element, method of manufacturing piezoelectric/electrostrictive element, piezoelectric/electrostrictive device, and method of manufacturing piezoelectric/electrostrictive device (2008-03-25),
11. 7345406 - Piezoelectric/electrostrictive device (2008-03-18),
12. 7345405 - Piezoelectric/electrostrictive device and method of manufacturing same (2008-03-18),
13. 7336021 - Piezoelectric/electrostrictive device and method of manufacturing same (2008-02-26),
14. 7336020 - Piezoelectric/electrostrictive device and method of manufacturing same (2008-02-26),
15. 7321180 - Piezoelectric/electrostrictive device (2008-01-22),

Title: Innovator Spotlight: Kazuyoshi Shibata - Pioneering Inventor in Mizunami, Japan

Introduction:

Kazuyoshi Shibata, a prolific inventor based in Mizunami, Japan, has made significant contributions to the field of piezoelectric elements and laminated bodies. With an impressive portfolio of 114 patents, Shibata's innovative work has garnered recognition in the industry.

Latest Patents:

Among his latest patents is a groundbreaking piezoelectric element design. This laminated type piezoelectric element features multiple piezoelectric layers stacked with internal electrode layers. Notably, coating layers are strategically placed to enhance durability and prevent damage, showcasing Shibata's attention to detail and engineering prowess.

Another notable invention by Shibata is the development of a high-performance laminated body. This structure boasts exceptional impact, wear, and scratch resistance while achieving a reduction in weight and dielectric constant. The innovative combination of ceramic and polymer materials highlights Shibata's commitment to pushing the boundaries of material science.

Career Highlights:

Throughout his career, Kazuyoshi Shibata has been associated with esteemed organizations such as Ngk Insulators, Inc., where he has honed his expertise in materials engineering and product development. His dedication to innovation and problem-solving is evident in the diverse range of patents he has secured over the years, solidifying his reputation as a trailblazer in the field.

Collaborations:

Shibata has collaborated with accomplished professionals in his field, including Yukihisa Takeuchi and Koji Ikeda. Together, they have synergized their skills and knowledge to drive forward groundbreaking research and development projects, leading to the creation of cutting-edge technologies and products.

Conclusion:

In conclusion, Kazuyoshi Shibata stands as a visionary inventor whose relentless pursuit of excellence has resulted in numerous groundbreaking patents. His innovative solutions in piezoelectric elements and laminated bodies have not only advanced the field of materials science but have also set new standards for durability, performance, and efficiency. Shibata's contributions continue to inspire and shape the future of technological advancements in Mizunami, Japan, and beyond.

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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