Growing community of inventors

Orland Park, IL, United States of America

Robert J Heilman

Average Co-Inventor Count = 1.51

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 = 126

Robert J HeilmanDavid Skelton (2 patents)Robert J HeilmanHal Klaus (2 patents)Robert J HeilmanRussell Verbrugge (2 patents)Robert J HeilmanH Darrell Iler (2 patents)Robert J HeilmanRobert E Sparks (1 patent)Robert J HeilmanNorbert S Mason (1 patent)Robert J HeilmanJames W Horton (1 patent)Robert J HeilmanDaniel M Carson (1 patent)Robert J HeilmanHarry W Ingersol (1 patent)Robert J HeilmanMark Egger (1 patent)Robert J HeilmanLeonard Rozanksi (1 patent)Robert J HeilmanDarrell H Iler (1 patent)Robert J HeilmanLeonard Rozanski (1 patent)Robert J HeilmanRobert J Heilman (12 patents)David SkeltonDavid Skelton (6 patents)Hal KlausHal Klaus (3 patents)Russell VerbruggeRussell Verbrugge (2 patents)H Darrell IlerH Darrell Iler (2 patents)Robert E SparksRobert E Sparks (14 patents)Norbert S MasonNorbert S Mason (10 patents)James W HortonJames W Horton (7 patents)Daniel M CarsonDaniel M Carson (2 patents)Harry W IngersolHarry W Ingersol (1 patent)Mark EggerMark Egger (1 patent)Leonard RozanksiLeonard Rozanksi (1 patent)Darrell H IlerDarrell H Iler (1 patent)Leonard RozanskiLeonard Rozanski (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Continental White Cap, Inc. (8 from 54 patents)

2. Other (2 from 832,891 patents)

3. Crown Cork & Seal Technologies Corporation (1 from 231 patents)

4. Southeastern Metals Manufacturing Company, Inc. (1 from 9 patents)


12 patents:

1. 8528262 - Gutter-locking gutter protection

2. 7861980 - Hanger for rain gutter device

3. 6179139 - Tamper-indicating closure

4. 5931350 - Push pull dispensing closure

5. 5474194 - Closure with irreversible color change system

6. 5289929 - Tamper indicating means for vacuum closures

7. 5119963 - Mechanical button and button enhancement techniques

8. 5074424 - Irreversible tamper indicator for mechanical button cap

9. 5035341 - Closure cap having tamper indicating means

10. 5033633 - Plastic closure with safety button and method of forming same

11. 5016769 - Closure with high energy button

12. 5005720 - Plastic cap with breakaway tamper band and method of forming same

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1/1/2026
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