Forward Citations = 13

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4 inventors (with patents filed for the assignee):

Erich Sundermann (4 out of 7 patents)

Hanno Laurien (3 out of 6 patents)

Wolfgang Vahlbrauk (3 out of 3 patents)

4. Hans Reye (3 out of 6 patents)

4 patents: Sort by Forward Citations

1. 4764107 - Shaft arrangement for thermal and/or material transfer processes between (1988-08-16),

2. 4708642 - Process for the thermal and/or chemical treatment of grained, granular (1987-11-24),

3. 4664623 - Process and apparatus for the thermal treatment of trickling material (1987-05-12),

4. 4350710 - Method and an apparatus for the manufacture of baked products, (1982-09-21),

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USPTO Data Jan 1 1976 - Jan 20 2026

4 Patents

#129 in Zurich

#1,948 in Switzerland

Zurich, Switzerland

Perfluktiv-Consult Ag

Forward Citations = 13

4 inventors:

Erich Sundermann (4 out of 7 patents)

Hanno Laurien (3 out of 6 patents)

Wolfgang Vahlbrauk (3 out of 3 patents)

4. Hans Reye (3 out of 6 patents)

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