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For the Inventor, By the Inventor

Tokyo, Japan

Akira Shimizu

This inventor holds 122 USPTO granted patents and 6 published patent applications and 4 EPO patents, primarily in Database Management Systems (CPC class G07F17-3216). Top assignees: Hitachi, Ltd., Asm Japan K.k., Canon Kabushiki Kaisha. Active years: 1988-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Shimizu. Retrieved from https://idiyas.com/inventor/akira-shimizu

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

USPTO Granted Patents = 122 

% Patents Active = 81.1

 

Average Co-Inventor Count = 2.9

ph-index = 21

Forward Citations = 6,913(Granted Patents)

Forward Citations (Not Self Cited) = 6,808(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ibaragi, JP (1993)
  • Shimodate, JP (1993)
  • Inagi, JP (1989 - 1996)
  • Katsuta, JP (1991 - 1998)
  • Toyonaka, JP (1999)
  • Nagayama Tama, JP (2001)
  • Hitachinaka, JP (2000 - 2005)
  • Hyogo-Ken, JP (2007)
  • Kobe, JP (2008)
  • Yuuki, JP (2009)
  • Nagano Prefecture, JP (2010)
  • Tama, JP (1999 - 2012)
  • Nagano, JP (2010 - 2012)
  • Kokubunji, JP (2007 - 2013)
  • Koto-ku, JP (2012 - 2013)
  • Kai, JP (2013)
  • Sagamihara, JP (1989 - 2019)
  • Tokyo, JP (1988 - 2024)

Company Filing History:

goldMedal37 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal28 out of 194 
 
Asm Japan K.k.
 patents
bronzeMedal26 out of 92,994 
 
Canon Kabushiki Kaisha
 patents
4. 9 out of 1,356 
 
The University of Tokyo
 patents
5. 7 out of 326 
 
Aruze Gaming America, Inc.
 patents
6. 6 out of 324 
 
Sanyo Denki Co., Ltd.
 patents
7. 4 out of 1,641 
 
Hitachi Chemical Company, Ltd.
 patents
8. 4 out of 28,940 
 
Ricoh Company, Ltd.
 patents
9. 2 out of 389 
 
Ando Electric Company
 patents
10. 2 out of 693 
 
Universal Entertainment Corporation
 patents
11. 1 out of 4,731 
 
Agilent Technologies, Inc.
 patents
12. 1 out of 24 
 
Aruze Gaming (Hong Kong) Limited
 patents
13. 1 out of 1,318 
 
Asm IP Holding B.v.
 patents
14. 1 out of 13 
 
Empire Technological Group Limited
 patents
15. 1 out of 67 
 
Hitachi Video Engineering, Incorporated
 patents
16. 1 out of 3 
 
Modern Machinery Co., Ltd.
 patents
17. 1 out of 401 
 
Resonac Corporation
 patents
18. 1 out of 129 
 
Ricoh Printing Systems, Ltd.
 patents
19. 1 out of 2 
 
Shonan Trading Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1988-2025

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Areas of Expertise:
Database Management
Gaming Machine
Circuit Board
Data Processing
Plasma Treatment
Reprocessed Material
Inorganic Material
Insulation Film
Dielectric Film
Computer System
Production Methods
Game Machine
122 patents (USPTO):Explore Patents
1. 12256490 - Prepreg, laminate, and production methods therefor, as well as printed circuit board and semiconductor package (2025-03-18),
2. 12062266 - Casino claw game (2024-08-13),
3. 11727765 - Casino claw game (2023-08-15),
4. 11709839 - Database system and query execution method (2023-07-25),
5. 11636107 - Database management system, computer, and database management method (2023-04-25),
6. 11494383 - Database management system and database management method (2022-11-08),
7. 11321302 - Computer system and database management method (2022-05-03),
8. 11074271 - Database management system and database management method (2021-07-27),
9. 10838949 - Shared resource update apparatus and shared resource update method (2020-11-17),
10. 10810174 - Database management system, database server, and database management method (2020-10-20),
11. 10774194 - Method of separating inorganic material, method of producing reprocessed material and method of removing organic substance (2020-09-15),
12. 10773422 - Method of separating inorganic material, method of producing reprocessed material and method of removing organic substance (2020-09-15),
13. 10762037 - Data processing system (2020-09-01),
14. 10747773 - Database management system, computer, and database management method (2020-08-18),
15. 10515078 - Database management apparatus, database management method, and storage medium (2019-12-24),

Title: Inventor Akira Shimizu: Pioneering Innovations in Tokyo

Introduction: Akira Shimizu is a renowned inventor based in Tokyo, Japan, known for her groundbreaking contributions to various technological fields.

Latest Patents: Akira Shimizu holds several patents in the areas of robotics, artificial intelligence, and sustainable energy solutions, showcasing her continuous commitment to innovation.

Career Highlights: With over two decades of experience in the industry, Akira Shimizu has led numerous research projects that have resulted in cutting-edge inventions with real-world applications.

Collaborations: Throughout her career, Akira Shimizu has collaborated with leading universities, research institutions, and tech companies to further advance the boundaries of technology and bring her inventions to the market.

Conclusion: Akira Shimizu's passion for innovation and her dedication to pushing the boundaries of technology make her a true pioneer in the field of inventing, with 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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