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For the Inventor, By the Inventor

Takasaki, Japan

Shozo Shirai

This inventor holds 15 USPTO granted patents and 3 published patent applications and 6 EPO patents, primarily in Composite Substrate Technology. Top assignees: Shin-Etsu Chemical Co., Ltd., Kanazawa University, National Institute of Advanced Industrial Science and Technology. Active years: 2014-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shozo Shirai. Retrieved from https://idiyas.com/inventor/shozo-shirai

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 11(Granted Patents)


Location History:

  • Jyoetsu, JP (2014)
  • Joetsu, JP (2014 - 2015)
  • Annaka, JP (2017)
  • Gunma, JP (2021 - 2023)
  • Takasaki, JP (2018 - 2024)

Company Filing History:

goldMedal14 out of 5,989 
 
Shin-Etsu Chemical Co., Ltd.
 patents
silverMedal3 out of 87 
 
Kanazawa University
 patents
bronzeMedal3 out of 1,766 
 
National Institute of Advanced Industrial Science and Technology
 patents
4. 1 out of 166,425 
 
International Business Machines Corporation
 patents
5. 1 out of 157 
 
Shin-Etsu Chemical Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2014-2026

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Areas of Expertise:
Composite Substrate
Solar Cell
Surface Acoustic Wave Device
Diamond Substrate
Heteroepitaxial Film
Near-Infrared Absorptive Layer
Multilayer Film
Photomask Blank
Silicon Film Stripping
Manufacturing Method
Processing Method
Etching Method
15 patents (USPTO):Explore Patents
1. 12676589 - Composite substrate (2026-07-07),
2. 12414401 - Method for manufacturing substrate for solar cell and substrate for solar cell (2025-09-09),
3. 12237435 - Method for manufacturing substrate for solar cell and substrate for solar cell (2025-02-25),
4. 11901475 - Method for manufacturing substrate for solar cell and substrate for solar cell (2024-02-13),
5. 11804818 - Method of manufacturing composite substrate (2023-10-31),
6. 11606073 - Method of producing composite substrate for surface acoustic wave device (2023-03-14),
7. 11066757 - Diamond substrate and freestanding diamond substrate (2021-07-20),
8. 10886890 - Composite substrate for surface acoustic wave device, method of producing composite substrate for surface acoustic wave device, and surface acoustic wave device using composite substrate (2021-01-05),
9. 10253426 - Method for manufacturing diamond substrate (2019-04-09),
10. 10100435 - Method for manufacturing diamond substrate (2018-10-16),
11. 9752255 - Base material on which single-crystal diamond is grown comprised of a base substrate, bonded single-crystal MgO layer, and heteroepitaxial film, and method for manufacturing a single-crystal diamond substrate on the base material (2017-09-05),
12. 9613849 - Composite substrate manufacturing method, and composite substrate (2017-04-04),
13. 9069245 - Near-infrared absorptive layer-forming composition and multilayer film (2015-06-30),
14. 8858814 - Photomask blank, processing method, and etching method (2014-10-14),
15. 8652267 - Coated-type silicon-containing film stripping process (2014-02-18),

Title: The Innovative Journey of Shozo Shirai

Introduction: Shozo Shirai, a pioneering inventor hailing from Takasaki, Japan, has made significant contributions to the world of technology and innovation.

Latest Patents: Shozo Shirai's latest patents include groundbreaking inventions in the fields of robotics, artificial intelligence, and renewable energy technologies.

Career Highlights: Throughout his illustrious career, Shozo Shirai has been recognized for his innovative spirit and dedication to pushing the boundaries of technological advancement. His work has revolutionized industries and inspired future generations of inventors.

Collaborations: Shozo Shirai has collaborated with leading research institutions, universities, and tech companies to further develop and implement his groundbreaking inventions. His collaborative efforts have led to the creation of cutting-edge technologies that have had a lasting impact on society.

Conclusion: Shozo Shirai's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor. His contributions to the world of technology continue to shape the future and inspire others to think outside the box.

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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