Growing community of inventors

St. Charles, MO, United States of America

John A Krug

Average Co-Inventor Count = 2.10

ph-index = 8

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 = 311

John A KrugPatricia S Stoller (3 patents)John A KrugGerald D Garner (3 patents)John A KrugJohn W Coulborn (3 patents)John A KrugWilliam U Casseau (2 patents)John A KrugWilliam L Willis (2 patents)John A KrugRomeo S Ortiz (2 patents)John A KrugMarylin R Ortiz (2 patents)John A KrugWilliam T Deet (2 patents)John A KrugJames C Hammonds (1 patent)John A KrugSteven L Jantzen (1 patent)John A KrugPaul J Dumser (1 patent)John A KrugThomas B Baker (1 patent)John A KrugKenneth D Schmidt (1 patent)John A KrugJohn L Carney, Jr (1 patent)John A KrugLaurence E Culligan (1 patent)John A KrugAngelo J Buffone (1 patent)John A KrugBruce A Walter (1 patent)John A KrugJohn W Matthews (1 patent)John A KrugRichard A Dugge (1 patent)John A KrugRobert H Billingsley, Jr (1 patent)John A KrugDennis F Paglusch (1 patent)John A KrugWalter E O'Leary (1 patent)John A KrugFrederick N Delgado (1 patent)John A KrugJohn A Krug (21 patents)Patricia S StollerPatricia S Stoller (11 patents)Gerald D GarnerGerald D Garner (9 patents)John W CoulbornJohn W Coulborn (5 patents)William U CasseauWilliam U Casseau (4 patents)William L WillisWilliam L Willis (4 patents)Romeo S OrtizRomeo S Ortiz (2 patents)Marylin R OrtizMarylin R Ortiz (2 patents)William T DeetWilliam T Deet (2 patents)James C HammondsJames C Hammonds (25 patents)Steven L JantzenSteven L Jantzen (16 patents)Paul J DumserPaul J Dumser (5 patents)Thomas B BakerThomas B Baker (5 patents)Kenneth D SchmidtKenneth D Schmidt (4 patents)John L Carney, JrJohn L Carney, Jr (3 patents)Laurence E CulliganLaurence E Culligan (3 patents)Angelo J BuffoneAngelo J Buffone (2 patents)Bruce A WalterBruce A Walter (1 patent)John W MatthewsJohn W Matthews (1 patent)Richard A DuggeRichard A Dugge (1 patent)Robert H Billingsley, JrRobert H Billingsley, Jr (1 patent)Dennis F PagluschDennis F Paglusch (1 patent)Walter E O'LearyWalter E O'Leary (1 patent)Frederick N DelgadoFrederick N Delgado (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Acf Industries, Incorporated (15 from 400 patents)

2. Other (2 from 832,891 patents)

3. C. R. Bard, Inc. (2 from 1,718 patents)


21 patents:

1. D372780 - Solution bottle positioner

2. 5279395 - Railway car brake system

3. D342998 - Illuminated tongue depressor handle

4. 5209757 - Illuminated ear cleaning device

5. 5159882 - Railway car underbody structure and method

6. 5158022 - Hatch vent assembly for railroad cars with baffle and screen mesh to

7. 5076173 - Lifting hook arrangement for railway tank car

8. D317277 - End segment of a railway car

9. 5017065 - Retractable railcar hitch

10. 4922833 - End structure for railway car

11. 4875417 - End structure for railway car

12. 4696238 - End structure for railway car

13. 4671786 - Overpressure safety valve

14. 4563117 - Trailer hitch retainer pin retention apparatus

15. 4502502 - Overpressure safety valve

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1/1/2026
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