% Expired Patents = 16.7

Forward Citations = 151

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8 inventors (with patents filed for the assignee):

Rodney Mark Kramer (1 out of 10 patents)

Richard L Edwards (1 out of 1 patent)

Karl Sievertsen (1 out of 1 patent)

4. Harold Southard (1 out of 1 patent)

5. Richard A Norberg (1 out of 1 patent)

6. Ronald L Selin (1 out of 1 patent)

7. Jerry Bonacorsi (1 out of 1 patent)

8. Dennis Brian Palm (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 6832433 - Machining apparatus and method of using same (2004-12-21),

2. 6068267 - Tapered part turning apparatus (2000-05-30),

3. D421575 - Bolt and nut thread gauge (2000-03-14),

4. 5317894 - Quick change insert system (1994-06-07),

5. 4477217 - Drill and thread forming screw (1984-10-16),

6. 4476985 - Screw and bolt tray displayer (1984-10-16),

Company Overview

Rockford Products Corporation is a leading manufacturer of precision metal components and assemblies for a variety of industries including automotive, aerospace, and defense. With over 85 years of experience, we specialize in deep drawn and progressive stamping, as well as complex assemblies. Our commitment to quality and customer satisfaction sets us apart in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#47 in Rockford, IL

#2,112 in Illinois

#45,007 in US

Rockford, IL, United States of America

Rockford Products Corporation

Forward Citations = 151

8 inventors:

Rodney Mark Kramer (1 out of 10 patents)

Richard L Edwards (1 out of 1 patent)

Karl Sievertsen (1 out of 1 patent)

4. Harold Southard (1 out of 1 patent)

5. Richard A Norberg (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rockford Products Corporation. Retrieved from https://idiyas.com/company/rockford-products

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]