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Volketswil, Switzerland

Chemap Ag

USPTO Granted Patents = 29

Forward Citations = 328

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17 inventors (with patents filed for the assignee):

Hans Muller (17 out of 54 patents)

Hermann W Katinger (4 out of 26 patents)

Konstantin Sotirianos (3 out of 7 patents)

4. Bruno Guazzone (3 out of 5 patents)

5. Winfried Scheirer (3 out of 3 patents)

6. Rudolf Buhler (3 out of 3 patents)

7. Daniel Karrer (2 out of 3 patents)

8. Nikolas Rapsomanikis (2 out of 2 patents)

9. Henry Girard (2 out of 2 patents)

10. Hanspeter Meier (1 out of 3 patents)

11. Louis Grob (1 out of 1 patent)

12. Paul Gerteis (1 out of 1 patent)

13. Ferdinand Schnellmann (1 out of 1 patent)

14. Felix Mueller (1 out of 1 patent)

15. Felix Muller (1 out of 5 patents)

29 patents: Sort by Forward Citations

1. 5143525 - Process and apparatus for breaking up foam into its liquid and gaseous (1992-09-01),

2. 4828719 - Method and device for separating liquid and/or gas from liquid or (1989-05-09),

3. 4749654 - Method and apparatus for the submerged growth of cell cultures (1988-06-07),

4. 4725548 - Method and fermenter for growing tissue cells (1988-02-16),

5. 4535062 - Apparatus for growing microorganisms (1985-08-13),

6. 4428969 - Process for the extraction of date fruits (1984-01-31),

7. 4419244 - Method and arrangement for aeration of liquids (1983-12-06),

8. 4404106 - Filter apparatus and a method of cleaning filter elements thereof (1983-09-13),

9. 4400399 - Method and an arrangement for feeding fish with a fodder (1983-08-23),

10. 4311798 - Method of and an arrangement for cultivating cells of animal and human (1982-01-19),

11. 4310630 - Arrangement for cultivating cells of animal and human tissues (1982-01-12),

12. 4276384 - Fermenter (1981-06-30),

13. 4276166 - Filter apparatus and a method of cleaning filter elements thereof (1981-06-30),

14. 4259449 - Method of cultivating cells of animal and human tissues (1981-03-31),

15. 4230576 - Method of cleaning filter elements thereof (1980-10-28),

Chemap AG is a global leader in chemical manufacturing and distribution. With over 50 years of experience, we offer a comprehensive range of high-quality chemicals for various industries including pharmaceutical, automotive, and electronics. Our commitment to innovation, sustainability, and customer satisfaction has enabled us to build long-term partnerships with clients worldwide. Through our state-of-the-art facilities and dedicated team, we provide tailored solutions to meet the unique needs of our customers. Visit our website to learn more about our products and services.

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

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USPTO Data Jan 1 1976 - Sep 15 2026

29 Patents

#1 in Volketswil

#456 in Switzerland

#22,484 in the World

Volketswil, Switzerland

Chemap Ag

Forward Citations = 328

17 inventors:

Hans Muller (17 out of 54 patents)

Hermann W Katinger (4 out of 26 patents)

Konstantin Sotirianos (3 out of 7 patents)

4. Bruno Guazzone (3 out of 5 patents)

5. Winfried Scheirer (3 out of 3 patents)

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