Growing community of inventors

Naperville, IL, United States of America

Ronald P Sellberg

Average Co-Inventor Count = 3.11

ph-index = 10

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 276

Ronald P SellbergF Andrew Nibouar (8 patents)Ronald P SellbergRichard W Dawson (8 patents)Ronald P SellbergJerry R Smerecky (7 patents)Ronald P SellbergBoris S Terlecky (6 patents)Ronald P SellbergArthur A Gibeaut (4 patents)Ronald P SellbergRene H Brodeur (3 patents)Ronald P SellbergThomas A Marchese (3 patents)Ronald P SellbergFrank Andrew Nibouar (3 patents)Ronald P SellbergEric W Larson (2 patents)Ronald P SellbergEdward T Eaton (2 patents)Ronald P SellbergWilliam R Halliar (2 patents)Ronald P SellbergRussell G Altherr (1 patent)Ronald P SellbergRichard P Yeates (1 patent)Ronald P SellbergFrank F Stec (1 patent)Ronald P SellbergAndrew F Nibouar (1 patent)Ronald P SellbergRonald P Sellberg (21 patents)F Andrew NibouarF Andrew Nibouar (43 patents)Richard W DawsonRichard W Dawson (8 patents)Jerry R SmereckyJerry R Smerecky (30 patents)Boris S TerleckyBoris S Terlecky (19 patents)Arthur A GibeautArthur A Gibeaut (4 patents)Rene H BrodeurRene H Brodeur (10 patents)Thomas A MarcheseThomas A Marchese (9 patents)Frank Andrew NibouarFrank Andrew Nibouar (3 patents)Eric W LarsonEric W Larson (66 patents)Edward T EatonEdward T Eaton (32 patents)William R HalliarWilliam R Halliar (15 patents)Russell G AltherrRussell G Altherr (29 patents)Richard P YeatesRichard P Yeates (7 patents)Frank F StecFrank F Stec (1 patent)Andrew F NibouarAndrew F Nibouar (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ttx Company (7 from 42 patents)

2. Bedloe Industries LLC (7 from 28 patents)

3. Other (3 from 832,718 patents)

4. Trailer Train Company (3 from 13 patents)

5. Amsted Industries Inc. (2 from 317 patents)

6. Trailer Train (1 from 3 patents)

7. Nibouar, F. Andrew (0 patent)

8. Dawson, Richard W. (0 patent)

9. Sellberg, Ronald P. (0 patent)


21 patents:

1. 9505416 - Top chord stiffener for enclosed railcar

2. 9505418 - Use of no-bake mold process to manufacture railroad couplers

3. 9079590 - Use of no-bake mold process to manufacture railroad couplers

4. 8833269 - Top chord stiffener for enclosed railcar

5. 8783481 - Use of no-bake mold process to manufacture railroad couplers

6. 8662327 - Railway coupler core structure for increased strength and fatigue life of resulting knuckle

7. 8544662 - Central datum feature on railroad coupler body and corresponding gauges

8. 8485371 - Use of no-bake mold process to manufacture railroad couplers

9. 8408406 - Central datum feature on railroad coupler body and corresponding gauges

10. 8128325 - Tie-down anchor for freight

11. 7802525 - Multi-fold doors for enclosed railcars

12. 7614834 - Tie-down anchor for freight

13. 7401559 - Single level enclosed railcar and method of manufacturing

14. 5360125 - Draw bar connection having a relatively rigid filling member to allow

15. 4947760 - Articulated flat car

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as of
12/12/2025
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