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For the Inventor, By the Inventor

Niles, IL, United States of America

Stimsonite Corporation

Calculating rank
USPTO Granted Patents = 19


Trademarks = 2

Forward Citations = 513

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24 inventors (with patents filed for the assignee):

goldMedal Robert M Pricone (4 out of 25 patents)

silverMedal Anthony J Montalbano (4 out of 8 patents)

bronzeMedal Sidney A Heenan (4 out of 23 patents)

4.  Alex A Szopinski (3 out of 3 patents)

5.  Richard M Steere (3 out of 3 patents)

6.  Dennis I Couzin (2 out of 20 patents)

7.  Liviu A Coman (2 out of 5 patents)

8.  Michael E Flader (2 out of 5 patents)

9.  Robert M Flanagan (2 out of 11 patents)

10.  Richard Zanotti (2 out of 3 patents)

11.  Walter Brian Finley (2 out of 2 patents)

12.  Loren M Lundtveit (1 out of 2 patents)

13.  Jeffrey Tidaback (1 out of 1 patent)

14.  By Ronald Sandler, Executor (1 out of 1 patent)

15.  Sidney A Heenan, Deceased (1 out of 1 patent)


19 patents:

1. 6102612 - Controlled tire impact pavement marker (2000-08-15),
2. 6015214 - Retroreflective articles having microcubes, and tools and methods for (2000-01-18),
3. 6012447 - Heated mixing kettle with dual acting agitators (2000-01-11),
4. 5972421 - Method for producing pelletized pavement marking mixtures (1999-10-26),
5. 5930041 - Method of producing cellular retroreflective sheeting (1999-07-27),
6. 5928716 - Method for marking a roadway surface (1999-07-27),
7. 5854709 - Chameleonic cube corners (1998-12-29),
8. 5667334 - Base for roadway marker (1997-09-16),
9. 5605381 - Pavement marking eradicator (1997-02-25),
10. 5425596 - Pavement marker (1995-06-20),
11. 5415911 - Photoluminescent retroreflective sheeting (1995-05-16),
12. 5403115 - Fiberglass reinforced pavement marker (1995-04-04),
13. 5340231 - Pavement marker (1994-08-23),
14. 5310436 - Preprinted retroreflective highway sign and method for making the sign (1994-05-10),
15. 5277513 - Snowplowable pavement marker using different materials (1994-01-11),
Company Overview
Stimsonite Corporation, based in Niles, Illinois, specializes in the development and manufacturing of traffic safety products and solutions. The company is known for its innovative approach to enhancing roadway safety through reflective materials and advanced traffic control devices. Stimsonite's expertise spans various domains, including transportation safety engineering and materials science, contributing to safer driving environments across urban and rural settings. Their commitment to quality and innovation positions them as a key player in the traffic safety industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

19 Patents

#5 in Niles, IL

#876 in Illinois

#17,154 in US

#32,705 in the World

Niles, IL (US)
Niles, IL, United States of America

Stimsonite Corporation

Forward Citations = 513

24 inventors:

goldMedal Robert M Pricone (4 out of 25 patents)

silverMedal Anthony J Montalbano (4 out of 8 patents)

bronzeMedal Sidney A Heenan (4 out of 23 patents)

4.  Alex A Szopinski (3 out of 3 patents)

5.  Richard M Steere (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Stimsonite Corporation. Retrieved from https://idiyas.com/company/stimsonite

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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