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For the Inventor, By the Inventor

Fond du Lac, WI, United States of America

Damrow Company, Inc.

Calculating rank
USPTO Granted Patents = 12


Forward Citations = 108

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13 inventors (with patents filed for the assignee):

goldMedal Allen J Pittelko (4 out of 4 patents)

silverMedal Paul R Bokelmann (2 out of 5 patents)

bronzeMedal Jeffrey L Jay (2 out of 2 patents)

4.  Gerald A Rusch (1 out of 11 patents)

5.  Thomas R Schumacher (1 out of 2 patents)

6.  Arvid E Winberg (1 out of 4 patents)

7.  Mogens Andersen (1 out of 1 patent)

8.  Leo S Christensson (1 out of 1 patent)

9.  Otto Hulshof (1 out of 1 patent)

10.  Villy S Rasmussen (1 out of 1 patent)

11.  Stephen J Ejnik (1 out of 1 patent)

12.  Mark P Haak (1 out of 2 patents)

13.  Frank W Blodgett (1 out of 1 patent)


12 patents:

1. 5985347 - Cheese processing vat and method (1999-11-16),
2. 5749204 - Bulk cheese transfer and containerizing system (1998-05-12),
3. 5606907 - Food processing vat (1997-03-04),
4. 5513559 - Food processing vat (1996-05-07),
5. 5243900 - Apparatus for transferring bulk cheese (1993-09-14),
6. 5209943 - Process for making bulk cheese (1993-05-11),
7. 5178060 - Food processing vat with contoured bottom and mated agitator blade (1993-01-12),
8. 5146845 - Continuous cheese former for bulk cheese (1992-09-15),
9. 5139612 - Spray drying apparatus (1992-08-18),
10. 4938424 - Food processing vat (1990-07-03),
11. 4879946 - Apparatus for matting and milling of cheese curd (1989-11-14),
12. 4784878 - Spray drying method and apparatus for concurrent particle coating (1988-11-15),
Company Overview
Damrow Company, Inc., based in Fond du Lac, Wisconsin, specializes in the design and manufacturing of high-quality industrial equipment and components. The company focuses on providing innovative solutions for various sectors, including automotive and manufacturing. With a commitment to precision engineering and customer satisfaction, Damrow leverages advanced technologies to enhance operational efficiency and product reliability. Their expertise in custom fabrication and machining positions them as a key player in the industrial landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

12 Patents

#4 in Fond du Lac, WI

#577 in Wisconsin

#25,589 in US

#48,235 in the World

Fond du Lac, WI (US)
Fond du Lac, WI, United States of America

Damrow Company, Inc.

Forward Citations = 108

13 inventors:

goldMedal Allen J Pittelko (4 out of 4 patents)

silverMedal Paul R Bokelmann (2 out of 5 patents)

bronzeMedal Jeffrey L Jay (2 out of 2 patents)

4.  Gerald A Rusch (1 out of 11 patents)

5.  Thomas R Schumacher (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Damrow Company, Inc.. Retrieved from https://idiyas.com/company/damrow-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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