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For the Inventor, By the Inventor

Wolhusen, Switzerland

Geistlich Pharma Ag


USPTO Granted Patents = 35

% Expired Patents = 11.4



Trademarks = 13

Forward Citations = 147

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27 inventors (with patents filed for the assignee):

goldMedal Rolf Wilhelm Pfirrmann (12 out of 48 patents)

silverMedal Michael Alexander Bufler (8 out of 8 patents)

bronzeMedal Lothar Schloesser (6 out of 14 patents)

4.  Claudio Zihlmann (5 out of 5 patents)

5.  Niklaus Stiefel (4 out of 5 patents)

6.  Peter Geistlich (4 out of 27 patents)

7.  Hanns Moehler (4 out of 5 patents)

8.  Thomas Mueller (4 out of 5 patents)

9.  Mark Spilker (3 out of 7 patents)

10.  Daniel Suppiger (3 out of 3 patents)

11.  Paul Buxton (3 out of 3 patents)

12.  Nino Kurz (3 out of 3 patents)

13.  Raphael Kaufmann (3 out of 3 patents)

14.  Charles Zelen (2 out of 2 patents)

15.  David Armstrong (2 out of 2 patents)


Core Competencies:
Collagen Membrane
Bone Substitute Material
Oxathiazin Compounds
Injectable Formulation
Tissue Regeneration
Biomimetic Composite
Antibacterial Agents
Chronic Ulcers
Skin Regeneration
Dental Care Preparation
Resorbable Membrane

35 patents:

1. 12702395 - Applicator of a spongeous collagen membrane and kit comprising such applicator and membrane (2026-08-11),
2. 12534443 - Processes for preparing oxathiazin-like compounds (2026-01-27),
3. 12514847 - Oxathiazin_dioxide for treating, preventing, inhibiting or reducing cytokine release (2026-01-06),
4. 11999709 - Processes for preparing oxathiazin-like compounds (2024-06-04),
5. 11633519 - Dried implant composition and injectable aqueous implant formulation (2023-04-25),
6. 11591302 - Processes for preparing oxathiazin-like compounds (2023-02-28),
7. 11571494 - Method for treating subjects suffering from chronic ulcers (2023-02-07),
8. 11357891 - Collagen matrix or granulate blend of bone substitute material (2022-06-14),
9. 11351287 - Bone substitute material (2022-06-07),
10. 10968190 - Processes for preparing oxathiazin-like compounds (2021-04-06),
11. 10960107 - Collagen matrix or granulate blend of bone substitute material (2021-03-30),
12. 10918592 - Injectable aqueous implant formulation containing ascorbic acid (2021-02-16),
13. 10869949 - Method for treating subjects suffering from chronic ulcers (2020-12-22),
14. 10835640 - Resorbable crosslinked form stable membrane for use outside the oral cavity (2020-11-17),
15. 10736902 - Method of treating triple negative breast cancer (2020-08-11),
Geistlich Pharma AG, based in Wolhusen, Switzerland, specializes in the development and manufacturing of innovative biomaterials for dental and orthopedic applications. The company focuses on regenerative medicine, providing solutions that enhance healing and tissue regeneration. With a commitment to research and development, Geistlich Pharma aims to advance the field of regenerative therapies, ensuring high-quality products that meet the needs of healthcare professionals and patients globally.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

35 Patents

#1 in Wolhusen

#397 in Switzerland

#19,148 in the World

Wolhusen, CH
Wolhusen, Switzerland

Geistlich Pharma Ag

Forward Citations = 147

27 inventors:

goldMedal Rolf Wilhelm Pfirrmann (12 out of 48 patents)

silverMedal Michael Alexander Bufler (8 out of 8 patents)

bronzeMedal Lothar Schloesser (6 out of 14 patents)

4.  Claudio Zihlmann (5 out of 5 patents)

5.  Niklaus Stiefel (4 out of 5 patents)

Please report any incorrect information to [email protected]
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