L. a. Dreyfus Co.

Calculating rank

USPTO Granted Patents = 6

Forward Citations = 88

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11 inventors (with patents filed for the assignee):

Edward J Zuromski (2 out of 3 patents)

Kenneth M Kanca (2 out of 2 patents)

Weisheng Li (1 out of 9 patents)

4. Frederick H Marshall (1 out of 1 patent)

5. Charlean Gmunder (1 out of 1 patent)

6. John C Giardina (1 out of 1 patent)

7. Edward R Webb (1 out of 1 patent)

8. Alexander Robert Sawicki (1 out of 1 patent)

9. Richard Santora (1 out of 1 patent)

10. Michael Phillips (1 out of 1 patent)

11. Earl Fore (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 6200608 - Process of producing chewing gum base in particle form and product thereof (2001-03-13),

2. 5792494 - Gum base manufacturing method using elastomer emulsions (1998-08-11),

3. 5667198 - Gate valve for controlling the flow of viscous liquids (1997-09-16),

4. 5248228 - Apparatus for conveying powder (1993-09-28),

5. 4717404 - Dust separator (1988-01-05),

6. 4117645 - Method for handling and transporting thermoplastic materials (1978-10-03),

Company Overview

L. A. Dreyfus Co. is a leading manufacturer and distributor of industrial tools and equipment. With over 50 years of experience in the industry, we provide high-quality products and exceptional customer service to businesses of all sizes. Our extensive product line includes cutting tools, abrasives, welding supplies, safety equipment, and more. Visit our website to learn more about how L. A. Dreyfus Co. can meet your industrial tool needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

6 Patents

#30 in Edison, NJ

#1,676 in New Jersey

#45,030 in US

Edison, NJ, United States of America

L. a. Dreyfus Co.

Forward Citations = 88

11 inventors:

Edward J Zuromski (2 out of 3 patents)

Kenneth M Kanca (2 out of 2 patents)

Weisheng Li (1 out of 9 patents)

4. Frederick H Marshall (1 out of 1 patent)

5. Charlean Gmunder (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: L. a. Dreyfus Co.. Retrieved from https://idiyas.com/company/l-a-dreyfus-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]