Forward Citations = 23

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4 inventors (with patents filed for the assignee):

Rolf H Kretz (2 out of 3 patents)

Hermann A Aeschbach (1 out of 1 patent)

Bruno Guazzone (1 out of 1 patent)

4. Felix Muller (1 out of 5 patents)

4 patents: Sort by Forward Citations

1. 4419448 - Continuous fermentation in series of main vessels with auxiliary vessel (1983-12-06),

2. 4416989 - Method of continuous treatment of grain mash for producing ethanol (1983-11-22),

3. 4397953 - Method and apparatus for anaerobic fermentation (1983-08-09),

4. 4358463 - Method for the production of fermentation vinegar (1982-11-09),

Process Engineering Company Sa is a leading provider of engineering solutions for process industries. With a team of experienced engineers and technicians, we offer a wide range of services including process design, equipment specification, and project management. Our expertise covers various industries such as oil & gas, chemicals, and pharmaceuticals. Contact us today to learn how we can optimize your processes and increase efficiency.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#6 in Männedorf

#2,004 in Switzerland

Männedorf, Switzerland

Process Engineering Company Sa

Forward Citations = 23

4 inventors:

Rolf H Kretz (2 out of 3 patents)

Hermann A Aeschbach (1 out of 1 patent)

Bruno Guazzone (1 out of 1 patent)

4. Felix Muller (1 out of 5 patents)

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