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Santa Maria, CA, United States of America

Den-Mat Corporation

USPTO Granted Patents = 35

% Expired Patents = 11.4

Trademarks = 21

Forward Citations = 680

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21 inventors (with patents filed for the assignee):

Robert L Ibsen (25 out of 28 patents)

William R Glace (19 out of 21 patents)

Thomas C Chadwick (12 out of 13 patents)

4. Rachel R Pineda (3 out of 3 patents)

5. Donald R Pacropis (3 out of 3 patents)

6. Eckart Mathias (2 out of 2 patents)

7. Alan B Matthews (2 out of 2 patents)

8. William R Reed, Jr (2 out of 2 patents)

9. Joseph Campanale (1 out of 2 patents)

10. Rebecca K Santiago (1 out of 1 patent)

11. Heather L Hunt (1 out of 2 patents)

12. Xinyi Yu (1 out of 1 patent)

13. Alan Mathews (1 out of 1 patent)

14. Elizabeth A Karleskint (1 out of 1 patent)

15. Pacropis, Donald R (1 out of 1 patent)

Core Competencies:

Dental Adhesive

Tooth Whitening Gel

Biocompatible Adhesion

Dental Implant

Fluoride Glasses

Restorative Composition

Microfilled Composite

Porcelain Repair

Desensitizing Gel

Mouth Guard

Antibacterial Mouthwash

Starch Thickened Dentifrice

35 patents: Sort by Forward Citations

1. 7305990 - Mouth guard and kit (2007-12-11),

2. 7175863 - Method of isolating stone cells (2007-02-13),

3. 7175700 - Ytterbium-barium silicate radiopaque glasses (2007-02-13),

4. 6779590 - Phosphate investment compositions and methods of use thereof (2004-08-24),

5. 6555020 - Stable tooth whitening gels containing high percentages of hydrogen peroxide (2003-04-29),

6. 6551396 - Phosphate investment compositions (2003-04-22),

7. 6511654 - Starch thickened non-aqueous dentifrices (2003-01-28),

8. 6458340 - Desensitizing bleaching gel (2002-10-01),

9. 6224372 - Thin film denture reliner bonding aid and a process of securing dentures in the oral cavity (2001-05-01),

10. 6063314 - Method for accurate replication of shaped articles using sinterable (2000-05-16),

11. 6031016 - Dental adhesive (2000-02-29),

12. 5876743 - Biocompatible adhesion in tissue repair (1999-03-02),

13. 5852766 - Method for accurate replication of shaped articles using sinterable (1998-12-22),

14. 5852248 - Method for accurate replication of shaped articles using sinterable (1998-12-22),

15. 5847020 - Dental adhesive comprising a homogeneous mixture of an unsaturated (1998-12-08),

Company Overview

Den-Mat Corporation, based in Santa Maria, California, specializes in the development and manufacturing of dental products and technologies. The company is known for its innovative solutions in restorative and cosmetic dentistry, including dental ceramics, bonding agents, and dental equipment. Den-Mat is committed to enhancing dental practices through advanced materials and techniques, supporting dental professionals in delivering high-quality care. Its focus on research and development positions it as a key player in the dental industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

35 Patents

#1 in Santa Maria, CA

#2,306 in California

#9,740 in US

#19,148 in the World

Santa Maria, CA, United States of America

Den-Mat Corporation

Forward Citations = 680

21 inventors:

Robert L Ibsen (25 out of 28 patents)

William R Glace (19 out of 21 patents)

Thomas C Chadwick (12 out of 13 patents)

4. Rachel R Pineda (3 out of 3 patents)

5. Donald R Pacropis (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Den-Mat Corporation. Retrieved from https://idiyas.com/company/den-mat

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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