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Port, Switzerland

Ziemer Ophthalmic Systems Ag

USPTO Granted Patents = 41

EPO Patents = 36

Trademarks = 12

Forward Citations = 52

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7 inventors (with patents filed for the assignee):

Christian Rathjen (39 out of 84 patents)

Thomas Studer (4 out of 4 patents)

Michael Steinlechner (4 out of 4 patents)

4. Werner Bernau (2 out of 2 patents)

5. Joachim Hertzberg (1 out of 3 patents)

6. Richard Thorlakson (1 out of 1 patent)

7. Thomas Asshauer (1 out of 1 patent)

8. Christoph Bacher (1 patent)

41 patents: Sort by Forward Citations

1. 12491113 - Ophthalmological device for processing a curved treatment face (2025-12-09),

2. 12485042 - Ophthalmological treatment apparatus (2025-12-02),

3. 12357508 - Ophthalmic device for treating an eye (2025-07-15),

4. 12303433 - Ophthalmological device for refractive correction of a cornea (2025-05-20),

5. 12274644 - Ophthalmic device for treating an eye (2025-04-14),

6. 12263124 - Ophthalmological device for intra-capsular fragmentation of a lens nucleus (2025-04-01),

7. 12239577 - Ophthalmological device for treatment of a cornea (2025-03-04),

8. 12036151 - Apparatus for working on eye tissue by means of a pulsed laser beam (2024-07-16),

9. 11944576 - Ophthalmological apparatus for treating eye tissue using a pulsed laser beam (2024-04-02),

10. 11938060 - Device for treating eye tissue using laser pulses (2024-03-26),

11. 11793676 - Apparatus for working on eye tissue by means of a pulsed laser beam (2023-10-24),

12. 11717442 - Ophthalmological device and method for surgical treatment of a cornea (2023-08-08),

13. 11642245 - Apparatus for working on eye tissue by means of a pulsed laser beam (2023-05-09),

14. 11628090 - Device for treating eye tissue using laser pulses (2023-04-18),

15. 11607340 - Vacuum device and method of monitoring an ophthalmological patient interface (2023-03-21),

Ziemer Ophthalmic Systems AG is a leading medical technology company specializing in the development and manufacturing of innovative ophthalmic devices. With a focus on precision and patient safety, Ziemer offers a wide range of cutting-edge solutions for refractive and cataract surgery. Their advanced technologies, including femtosecond laser platforms and diagnostic devices, are used by ophthalmologists worldwide to deliver superior surgical outcomes. Ziemer is committed to continuous innovation and superior customer support, ensuring that eye care professionals have access to the latest tools and techniques to enhance patient care.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

41 Patents

#1 in Port

#324 in Switzerland

#16,191 in the World

Port, Switzerland

Ziemer Ophthalmic Systems Ag

Forward Citations = 52

7 inventors:

Christian Rathjen (39 out of 84 patents)

Thomas Studer (4 out of 4 patents)

Michael Steinlechner (4 out of 4 patents)

4. Werner Bernau (2 out of 2 patents)

5. Joachim Hertzberg (1 out of 3 patents)

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