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Ravensburg, Germany

Waeschle Maschinenfabrik Gmbh

USPTO Granted Patents = 36

Forward Citations = 417

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36 inventors (with patents filed for the assignee):

Dieter Heep (12 out of 17 patents)

Hans Hoppe (11 out of 11 patents)

Wolfgang Krambrock (9 out of 22 patents)

4. Paul Vogel (7 out of 8 patents)

5. Norbert Eberhard (6 out of 6 patents)

6. Robert Storf (5 out of 5 patents)

7. Paul Lubbehusen (4 out of 4 patents)

8. Reinhard Ernst (3 out of 4 patents)

9. Walter Beirle (3 out of 5 patents)

10. Wolfgang Siegel (3 out of 3 patents)

11. Norbert Wohnhas (2 out of 3 patents)

12. Joachim Schmalz (2 out of 2 patents)

13. Manfred Frey (2 out of 2 patents)

14. Christof Stimpfl (1 out of 9 patents)

15. Eugen Rost (1 out of 2 patents)

36 patents: Sort by Forward Citations

1. 5791829 - Method of shock-reduced pneumatic plug conveyance of bulk materials and (1998-08-11),

2. 5405061 - Rotary feeder for bulk material or liquids (1995-04-11),

3. 5381933 - Rotary feeder for granulated bulk material (1995-01-17),

4. 5288111 - 90 degree elbow for pneumatic transport pipes (1994-02-22),

5. 5269638 - Spherical pipe switch with single channel or double channel cock (1993-12-14),

6. 5248197 - Blending silo with compartmentalized funnel (1993-09-28),

7. 5238118 - Separator with displacement body (1993-08-24),

8. 5201441 - Rotary feeder with improved seal arrangement between the lateral rotor (1993-04-13),

9. 5123543 - Apparatus for separating angel hair (1992-06-23),

10. 5114053 - Rotary feeder for granulated bulk material (1992-05-19),

11. 5014885 - Apparatus for feeding bulk material (1991-05-14),

12. 4952100 - Pipe switch for plants for pneumatically conveying bulk material (1990-08-28),

13. 4948017 - Rotary feeder (1990-08-14),

14. 4946078 - Apparatus for feeding bulk material (1990-08-07),

15. 4936715 - Apparatus for pneumatically conveying bulk material (1990-06-26),

Waeschle Maschinenfabrik GmbH is a global leader in the design and manufacturing of industrial machinery. With over 100 years of experience, we specialize in providing innovative solutions for material handling, process technology, and air systems. Our state-of-the-art equipment is used in various industries such as food, chemical, pharmaceutical, and automotive. Through continuous research and development, we strive to meet the highest quality standards and exceed customer expectations. Visit our website to learn more about our products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

36 Patents

#1 in Ravensburg

#1,412 in Germany

#18,167 in the World

Ravensburg, Germany

Waeschle Maschinenfabrik Gmbh

Forward Citations = 417

36 inventors:

Dieter Heep (12 out of 17 patents)

Hans Hoppe (11 out of 11 patents)

Wolfgang Krambrock (9 out of 22 patents)

4. Paul Vogel (7 out of 8 patents)

5. Norbert Eberhard (6 out of 6 patents)

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