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For the Inventor, By the Inventor

Saint Paul, MN, United States of America

Waldorf Corporation


USPTO Granted Patents = 42

Forward Citations = 1,019

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26 inventors (with patents filed for the assignee):

goldMedal Harry I Roccaforte (14 out of 94 patents)

silverMedal Duane R Mode (5 out of 18 patents)

bronzeMedal Herbert L Lambert (3 out of 5 patents)

4.  Raymond A Cote (3 out of 7 patents)

5.  Thomas J Brink (3 out of 3 patents)

6.  Jack B Keable (3 out of 3 patents)

7.  Daniel J Boyle (2 out of 19 patents)

8.  Sherry M Weaver (2 out of 3 patents)

9.  Robert L Allen (2 out of 8 patents)

10.  George P Webinger (2 out of 26 patents)

11.  Alan John Linder (1 out of 7 patents)

12.  Billy R Stroud (1 out of 2 patents)

13.  Daniel P Dutcher (1 out of 1 patent)

14.  Norman M Scott Russell (1 out of 1 patent)

15.  William B Bicksler, Iii (1 out of 1 patent)


Core Competencies:
Recloseable Carton
Microwave Cooking
Tamper Evident Packaging
Multi-Use Envelope
Print Folder
Carton Design
Food Packaging
Dispensing Solutions
Strengthening Strut
Convertible Envelope
Sift Proof Spout
Reusable Rigid Film Pack

42 patents:

1. 5562309 - Print folder with pre-applied double stick tape (1996-10-08),
2. 5503328 - Multi-use envelope (1996-04-02),
3. 5472136 - Carton with handle and deflection regions (1995-12-05),
4. 5445316 - Sift proof and tamper evident pouring spout (1995-08-29),
5. 5439101 - Convertible envelope (1995-08-08),
6. 5407230 - Print folder (1995-04-18),
7. 5337951 - Sturdy sandwich carton (1994-08-16),
8. 5333781 - Recloseable carton with pouring spout (1994-08-02),
9. 5322215 - Flip-top carton with reclosable lip (1994-06-21),
10. 5307987 - Hooded carton (1994-05-03),
11. 5287586 - Material collecting/removal apparatus (1994-02-22),
12. 5263633 - Display carton and blank therefor (1993-11-23),
13. 5215250 - Carton with improved pouring spout (1993-06-01),
14. 5213255 - Opening structure for wedge-shaped pie carton (1993-05-25),
15. 5205480 - Recloseable carton with pouring spout (1993-04-27),
Waldorf Corporation is a global leader in the manufacturing industry, specializing in the production of high-quality products for various sectors. With a strong commitment to innovation and customer satisfaction, we have consistently delivered cutting-edge solutions that exceed industry standards. Our diverse range of offerings includes industrial machinery, automotive components, consumer electronics, and much more. Backed by a team of skilled professionals and state-of-the-art facilities, Waldorf Corporation continues to drive excellence in the manufacturing industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

42 Patents

#34 in Saint Paul, MN

#232 in Minnesota

#7,985 in US

#15,857 in the World

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Saint Paul, MN, United States of America

Waldorf Corporation

Forward Citations = 1,019

26 inventors:

goldMedal Harry I Roccaforte (14 out of 94 patents)

silverMedal Duane R Mode (5 out of 18 patents)

bronzeMedal Herbert L Lambert (3 out of 5 patents)

4.  Raymond A Cote (3 out of 7 patents)

5.  Thomas J Brink (3 out of 3 patents)

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