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Tokuyama Dental Corporation

Calculating rank

USPTO Granted Patents = 78

% Expired Patents = 3.8

EPO Patents = 76

Trademarks = 2

Forward Citations = 89

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75 inventors (with patents filed for the assignee):

Hironobu Akizumi (22 out of 22 patents)

Tatsuya Yamazaki (13 out of 88 patents)

Hideki Kazama (12 out of 18 patents)

4. Koji Matsushige (9 out of 10 patents)

5. Yuko Nagasawa (8 out of 8 patents)

6. Kei Nakashima (7 out of 7 patents)

7. Takuma Matsuo (6 out of 7 patents)

8. Tomonao Shimizu (6 out of 6 patents)

9. Junichiro Yamagawa (6 out of 7 patents)

10. Takeshi Suzuki (5 out of 93 patents)

11. Hiroshi Morisaki (5 out of 5 patents)

12. Ayumu Gyakushi (5 out of 5 patents)

13. Kazuhiko Okishio (4 out of 4 patents)

14. Chika Toriyabe (4 out of 4 patents)

15. Nobutoshi Yamaguchi (4 out of 5 patents)

Core Competencies:

Dental Adhesive Composition

Curable Composition

Restorative Materials

Denture Manufacturing

Photopolymerization

Composite Materials

Dental Filling Kits

Alginate Impression Material

Polyaryletherketone Resin

Bonding Methods

Chemical Polymerization Initiator

Dental Shade Guide

78 patents: Sort by Forward Citations

1. 12727977 - Denture base material package and method for creating denture (2026-09-08),

2. 12721705 - Processing block, holder for processing block, and method of positioning processing block (2026-09-01),

3. 12644011 - Photocurable resin composition for three-dimensional photofabrication (2026-06-02),

4. 12643286 - Method for producing three-dimensional manufactured product (2026-06-02),

5. 12636234 - Method of producing polyurethane-based composite material, polyurethane-based composite material, and material for dental cutting work (2026-05-26),

6. 12599545 - Dental adhesive composition, dental adhesive material, and dental adhesive material package (2026-04-14),

7. 12544200 - Demonstration method (2026-02-10),

8. 12383384 - Joining structure for processing (2025-08-12),

9. 12357544 - Curable composition for dentistry (2025-07-15),

10. 12232913 - Denture, reference denture, and denture manufacturing method (2025-02-25),

11. 12195332 - Method for producing weakly acidic hypochlorous acid aqueous solution (2025-01-14),

12. 12133778 - Curable composition for denture base (2024-11-05),

13. 12102494 - Blank for dental cutting and method for producing same (2024-10-01),

14. 11958970 - Dental cut processing resin-based block (2024-04-16),

15. 11939136 - Composite liquid agent package and method for manufacturing same, and kit for preparing multicomponent liquid composition using the composite liquid agent package and method for manufacturing same (2024-03-26),

Company Overview

Tokuyama Dental Corporation, headquartered in Tokyo, specializes in the development and manufacturing of advanced dental materials. The company focuses on innovative solutions in dental adhesives, curable compositions, and restorative materials, catering to the needs of dental professionals. Its expertise extends to denture manufacturing, photopolymerization techniques, and composite materials, ensuring high-quality dental filling kits and alginate impression materials. Tokuyama Dental is committed to enhancing dental care through cutting-edge technology and research.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

78 Patents

#635 in Tokyo

#1,326 in Japan

#9,691 in the World

Tokuyama Dental Corporation

Forward Citations = 89

75 inventors:

Hironobu Akizumi (22 out of 22 patents)

Tatsuya Yamazaki (13 out of 88 patents)

Hideki Kazama (12 out of 18 patents)

4. Koji Matsushige (9 out of 10 patents)

5. Yuko Nagasawa (8 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tokuyama Dental Corporation. Retrieved from https://idiyas.com/company/tokuyama-dental

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

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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