Bremen, Germany

Christian Rathjen

This inventor holds 88 USPTO granted patents and 25 published patent applications, plus 1 CIPO patent and 61 EPO patents, primarily in Ophthalmological Devices (CPC class A61F2009-00897). Top assignees: Ziemer Ophthalmic Systems Ag, Sie Ag Surgical Instrument Engineering, Sis Ag, Surgical Instrument Systems. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Christian Rathjen. Retrieved from https://idiyas.com/inventor/christian-rathjen

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

USPTO Granted Patents = 88 

% Patents Active = 93.2


 

Average Co-Inventor Count = 1.3

ph-index = 8

Forward Citations = 260(Granted Patents)

Forward Citations (Not Self Cited) = 187(Dec 10, 2025)


Inventors with similar research interests:

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Company Filing History:


Years Active: 2003-2026

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Areas of Expertise:
Ophthalmological Device
Laser Treatment
Eye Tissue Processing
Cornea Correction
Pulsed Laser Beam
Ophthalmic Apparatus
Refractive Correction
Patient Interface
Eye Treatment
Intra-Capsular Fragmentation
Negative-Pressure Device
Vacuum Device
88 patents (USPTO):Explore Patents

Title: Christian Rathjen: A Pioneer in Ophthalmological Innovations

Introduction:

Christian Rathjen, hailing from Bremen, Germany, has emerged as a leading inventor in ophthalmological advancements. With an impressive portfolio of 73 patents, Rathjen has exhibited his expertise in developing cutting-edge solutions for eye tissue treatment and surgical procedures. In this article, we delve into his latest patents, career highlights, and notable collaborations.

Latest Patents:

One of Rathjen's recent patents is the "Apparatus for working on eye tissue by means of a pulsed laser beam." This innovation focuses on ophthalmological treatment, where a laser source is utilized to generate a precise pulsed laser beam. The apparatus also includes a scanner system that directs the laser beam onto targeted points within the eye tissue. This technology enables controlled tissue cuts for surgical purposes.

Additionally, Rathjen developed an "Ophthalmological device and method for surgical treatment of a cornea." This invention aims to improve corneal surgical procedures. The device comprises a laser source, a focusing optical module, a scanner system, and an electronic circuit. By carefully controlling the laser beam's focus, the device allows for the creation of lenticules and venting channels within the cornea to optimize surgical outcomes.

Career Highlights:

Throughout his career, Rathjen has been associated with renowned companies that specialize in ophthalmological advancements. Notably, he has contributed his expertise to Ziemer Ophthalmic Systems AG and Sie AG Surgical Instrument Engineering. These collaborations have allowed Rathjen to explore novel possibilities in the field, pushing the boundaries of ophthalmological innovation.

Collaborations:

Within the realm of his work, Rathjen has had the opportunity to collaborate with respected professionals in the industry. Noteworthy colleagues include Holger Lubatschowski and Tammo Ripken. The combined expertise of these individuals has undoubtedly contributed to the success and impact of their respective inventions.

Conclusion:

Christian Rathjen's prolific career and numerous patents demonstrate his significant contributions to the field of ophthalmological innovations. His advancements, such as the apparatus for working on eye tissue and the surgical treatment device for the cornea, have the potential to revolutionize surgical procedures and enhance patient outcomes. Rathjen's collaborations with industry experts further exemplify his dedication to pushing the boundaries of ophthalmological technology. As a visionary inventor, Rathjen continues to make significant contributions to the field, and we eagerly anticipate witnessing his future accomplishments.

Profile summary based on public USPTO records.
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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