For the Inventor, By the Inventor

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Early Branch, SC, United States of America

Carsonite International

USPTO Granted Patents = 19

Trademarks = 16

Forward Citations = 280

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11 inventors (with patents filed for the assignee):

Donald W Schmanski (11 out of 24 patents)

Ernest Joyner, Iii (3 out of 3 patents)

Roger D Star (2 out of 6 patents)

4. Andrew J Huntington (2 out of 3 patents)

5. Michael M Leigh (2 out of 2 patents)

6. Richard D Mallon (2 out of 2 patents)

7. Michael T Howard (2 out of 2 patents)

8. Charles Li (1 out of 1 patent)

9. Patrick J Ladolcetta (1 out of 1 patent)

10. Robert L Dayton (1 out of 1 patent)

11. Scott Landis (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 6220200 - Line marker with locking mechanism (2001-04-24),

2. 6113307 - Highway delineator (2000-09-05),

3. D419197 - Curb sign (2000-01-18),

4. D414441 - Scepter linemarker (1999-09-28),

5. D412451 - Cathodic test station (1999-08-03),

6. 5897755 - Cathodic protection test station (1999-04-27),

7. 5542778 - C-channel device for median barriers and method for protecting (1996-08-06),

8. 5438171 - Composite sound wall (1995-08-01),

9. 5290833 - Aggregate of asphalt and filler (1994-03-01),

10. 5272284 - Sound barrier (1993-12-21),

11. 5217771 - Sound barrier (1993-06-08),

12. 5190394 - Adjustable glarefoil assembly (1993-03-02),

13. 5189822 - Tamper resistant sign (1993-03-02),

14. 4958954 - Horizontal reflective highway marker (1990-09-25),

15. 4674432 - Traffic barricade (1987-06-23),

Carsonite International is a leading provider of high-quality, durable markers and safety systems for a variety of industries, including utilities, telecommunications, and transportation. With over 40 years of experience, Carsonite is known for their innovative solutions that improve visibility, safety, and efficiency. Their products are designed to withstand the harshest environments and meet the unique needs of their customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

19 Patents

#1 in Early Branch, SC

#108 in South Carolina

#16,592 in US

#31,670 in the World

Early Branch, SC, United States of America

Carsonite International

Forward Citations = 280

11 inventors:

Donald W Schmanski (11 out of 24 patents)

Ernest Joyner, Iii (3 out of 3 patents)

Roger D Star (2 out of 6 patents)

4. Andrew J Huntington (2 out of 3 patents)

5. Michael M Leigh (2 out of 2 patents)

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