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Tokuyama Dental Corporation

USPTO Granted Patents = 71

EPO Patents = 71

Trademarks = 2

Forward Citations = 84

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69 inventors (with patents filed for the assignee):

Hironobu Akizumi (22 out of 22 patents)

Tatsuya Yamazaki (12 out of 86 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. Takuma Matsuo (6 out of 7 patents)

7. Tomonao Shimizu (6 out of 6 patents)

8. Junichiro Yamagawa (6 out of 7 patents)

9. Takeshi Suzuki (5 out of 91 patents)

10. Kei Nakashima (5 out of 5 patents)

11. Hiroshi Morisaki (4 out of 4 patents)

12. Kazuhiko Okishio (4 out of 4 patents)

13. Ayumu Gyakushi (4 out of 4 patents)

14. Chika Toriyabe (4 out of 4 patents)

15. Nobutoshi Yamaguchi (4 out of 5 patents)

Core Competencies:

Curable Composition

Dental Restorative Material

Photopolymerization Initiator

Denture Manufacturing Method

Organic-Inorganic Composite Filler

Dental Adhesive Composition

Stereolithography

Dental Resin Composite Material

Polyaryletherketone Resin

Dental Impression Material

Chemical Polymerization Initiator

Dental Filling Material

71 patents: Sort by Forward Citations

1. 12383384 - Joining structure for processing (2025-08-12),

2. 12357544 - Curable composition for dentistry (2025-07-15),

3. 12232913 - Denture, reference denture, and denture manufacturing method (2025-02-25),

4. 12195332 - Method for producing weakly acidic hypochlorous acid aqueous solution (2025-01-14),

5. 12133778 - Curable composition for denture base (2024-11-05),

6. 12102494 - Blank for dental cutting and method for producing same (2024-10-01),

7. 11958970 - Dental cut processing resin-based block (2024-04-16),

8. 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),

9. 11857385 - Method of producing plate denture, curable composition for stereolithography, and plate denture production kit (2024-01-02),

10. 11779447 - Demonstration instrument (2023-10-10),

11. 11759297 - Reference denture alignment jig, kit for preparing dentures, and method for preparing dentures using same (2023-09-19),

12. 11701304 - Dental restorative material and resin material for dentistry cutting formed of same (2023-07-18),

13. D966517 - Holder for fixing dental block (2022-10-11),

14. 11453761 - Composite material, curable composition, and method for producing curable composition (2022-09-27),

15. 11452675 - Dental curable composition (2022-09-27),

Tokuyama Dental Corporation is a global dental company that provides innovative dental materials and equipment. With a commitment to research and development, Tokuyama Dental strives to improve the quality of dental care through the creation of high-performance dental products. Their extensive product portfolio includes adhesives, cements, composites, resins, impression materials, and equipment, all designed to meet the specific needs of dental professionals worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

71 Patents

#580 in Tokyo

#1,369 in Japan

#10,215 in the World

Tokuyama Dental Corporation

Forward Citations = 84

69 inventors:

Hironobu Akizumi (22 out of 22 patents)

Tatsuya Yamazaki (12 out of 86 patents)

Hideki Kazama (12 out of 18 patents)

4. Koji Matsushige (9 out of 10 patents)

5. Yuko Nagasawa (8 out of 8 patents)

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