IDiyas

For the Inventor, By the Inventor

Pittsburgh, PA, United States of America

Koppers Delaware, Inc.


USPTO Granted Patents = 17


Trademarks = 24

Forward Citations = 19

Loading Chart...
Loading Chart...

51 inventors (with patents filed for the assignee):

goldMedal John W Mospan (11 out of 29 patents)

silverMedal W Thomas Urmson, Jr (6 out of 23 patents)

bronzeMedal William Thomas Urmson, Jr (4 out of 14 patents)

4.  Billy Jay Cairns (3 out of 3 patents)

5.  Carl Camille Mueller (3 out of 3 patents)

6.  James T Dietz (3 out of 5 patents)

7.  John M Downey (3 out of 12 patents)

8.  Ronald K Junk (3 out of 5 patents)

9.  Steven David Singleton (3 out of 10 patents)

10.  Michael Bech Malmqvist (2 out of 2 patents)

11.  John Thomas Baron (2 out of 2 patents)

12.  Patrick J Boario (2 out of 6 patents)

13.  Donald A Bielski (2 out of 2 patents)

14.  James A Remington (2 out of 36 patents)

15.  Thomas A Golubic (2 out of 2 patents)


17 patents:

1. 12394787 - Dispersion of coal tar pitch for coating graphitic materials and use in Li-ion battery electrode production (2025-08-19),
2. 12037750 - Gauge plate insulator (2024-07-16),
3. 11898101 - Method and apparatus for continuous production of mesophase pitch (2024-02-13),
4. 11624029 - Heat treatment process for increased pitch yields (2023-04-11),
5. 11248172 - Heat treatment process and system for increased pitch yields (2022-02-15),
6. 11041274 - Center supported bond joint (2021-06-22),
7. 10961665 - Rail joint assembly having forged rail joint bars (2021-03-30),
8. D885977 - Anti-rail rollover device (2020-06-02),
9. 9328464 - Single bend rail (2016-05-03),
10. 9103074 - Modular insulated tie plate (2015-08-11),
11. 8777121 - Lap joint (2014-07-15),
12. 8302878 - Method and arrangement to insulate rail ends (2012-11-06),
13. 8123144 - Rail joint bars and rail joint assemblies (2012-02-28),
14. 8113441 - Lap joint (2012-02-14),
15. 8042747 - Notched tie plate insulator (2011-10-25),
Koppers Delaware, Inc. is a global provider of treated wood products, wood processing chemicals, and carbon compounds. With a history dating back over 100 years, the company operates in multiple industries including railroads, utility poles, residential lumber, and steel manufacturing. Koppers is committed to sustainable practices and offers innovative solutions to meet the evolving needs of their customers in an environmentally responsible manner.
This text is generated by artificial intelligence and may not be accurate.

logo

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

17 Patents

#109 in Pittsburgh, PA

#683 in Pennsylvania

#18,291 in US

#34,802 in the World

...
Pittsburgh, PA, United States of America

Koppers Delaware, Inc.

Forward Citations = 19

51 inventors:

goldMedal John W Mospan (11 out of 29 patents)

silverMedal W Thomas Urmson, Jr (6 out of 23 patents)

bronzeMedal William Thomas Urmson, Jr (4 out of 14 patents)

4.  Billy Jay Cairns (3 out of 3 patents)

5.  Carl Camille Mueller (3 out of 3 patents)

Please report any incorrect information to support@idiyas.com
Loading…