Forward Citations = 144

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4 inventors (with patents filed for the assignee):

Johannes G Schindler (5 out of 12 patents)

Werner Riemann (2 out of 3 patents)

Wilfried Schal (1 out of 11 patents)

4. Wilfried Schael (1 out of 3 patents)

5 patents: Sort by Forward Citations

1. 4413627 - Polarographic catheter probe (1983-11-08),

2. 4236987 - Electrode having membrane with ion selective properties (1980-12-02),

3. 4216068 - Ion sensitive electrode and cells for use therewith (1980-08-05),

4. 4197852 - Catheter electrode for electrochemical analysis (1980-04-15),

5. 4135999 - Ion sensitive electrode and cells for use therewith (1979-01-23),

Dr. E. Fresenius Chemisch Pharmazeutische Industrie Kg, Apparatebau Kg is a global leader in the pharmaceutical and medical device industry. With a focus on innovation and quality, the company specializes in manufacturing advanced equipment and technology for healthcare professionals. Visit their website for more information on their products and services.

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Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

5 Patents

#16 in Bad Homburg

#6,010 in Germany

Bad Homburg, Germany

Dr. E. Fresenius Chemisch Pharmazeutische Industrie Kg, Apparatebau Kg

Forward Citations = 144

4 inventors:

Johannes G Schindler (5 out of 12 patents)

Werner Riemann (2 out of 3 patents)

Wilfried Schal (1 out of 11 patents)

4. Wilfried Schael (1 out of 3 patents)

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