Growing community of inventors

East Northport, NY, United States of America

Margaret L Hetfield

Average Co-Inventor Count = 5.20

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 = 565

Margaret L HetfieldRobert E Beach (2 patents)Margaret L HetfieldRobert Sanders (2 patents)Margaret L HetfieldDaniel Craig Tagtow (2 patents)Margaret L HetfieldPhilip W Swift (2 patents)Margaret L HetfieldPhilip Leveridge (2 patents)Margaret L HetfieldAltaf Mulla (2 patents)Margaret L HetfieldThomas Hofbauer (2 patents)Margaret L HetfieldEdward D Barkan (1 patent)Margaret L HetfieldJerome Swartz (1 patent)Margaret L HetfieldJoseph M Katz (1 patent)Margaret L HetfieldThomas Overthun (1 patent)Margaret L HetfieldStephen Jay Shellhammer (1 patent)Margaret L HetfieldPaul Dvorkis (1 patent)Margaret L HetfieldGregory G Jones (1 patent)Margaret L HetfieldThomas Swyst (1 patent)Margaret L HetfieldSimon Bard (1 patent)Margaret L HetfieldDavid G Honan (1 patent)Margaret L HetfieldJoseph D Giordano (1 patent)Margaret L HetfieldJacob Sharony (1 patent)Margaret L HetfieldAlan D Ball (1 patent)Margaret L HetfieldYuri Gofman (1 patent)Margaret L HetfieldPaul R Poloniewicz (1 patent)Margaret L HetfieldVae E Sun (1 patent)Margaret L HetfieldMichael S Slutsky (1 patent)Margaret L HetfieldDaniella Strat (1 patent)Margaret L HetfieldJonathan Alan Marks (1 patent)Margaret L HetfieldEd Barkan (1 patent)Margaret L HetfieldRichard Isaac (1 patent)Margaret L HetfieldMichael A Ramputi (1 patent)Margaret L HetfieldFred P Heiman (1 patent)Margaret L HetfieldLisa Fan (1 patent)Margaret L HetfieldJohn Lert (1 patent)Margaret L HetfieldLee Raymond (1 patent)Margaret L HetfieldEric A Jensen (1 patent)Margaret L HetfieldPolly S Siegel (1 patent)Margaret L HetfieldAndrew Philip Tosh (1 patent)Margaret L HetfieldRick H Kojima (1 patent)Margaret L HetfieldJames Connelly (1 patent)Margaret L HetfieldGregory James (1 patent)Margaret L HetfieldPatrick J Salatto (1 patent)Margaret L HetfieldJerome Schwartz (0 patent)Margaret L HetfieldMargaret L Hetfield (9 patents)Robert E BeachRobert E Beach (63 patents)Robert SandersRobert Sanders (31 patents)Daniel Craig TagtowDaniel Craig Tagtow (24 patents)Philip W SwiftPhilip W Swift (23 patents)Philip LeveridgePhilip Leveridge (20 patents)Altaf MullaAltaf Mulla (13 patents)Thomas HofbauerThomas Hofbauer (3 patents)Edward D BarkanEdward D Barkan (450 patents)Jerome SwartzJerome Swartz (190 patents)Joseph M KatzJoseph M Katz (153 patents)Thomas OverthunThomas Overthun (127 patents)Stephen Jay ShellhammerStephen Jay Shellhammer (126 patents)Paul DvorkisPaul Dvorkis (122 patents)Gregory G JonesGregory G Jones (83 patents)Thomas SwystThomas Swyst (70 patents)Simon BardSimon Bard (55 patents)David G HonanDavid G Honan (35 patents)Joseph D GiordanoJoseph D Giordano (35 patents)Jacob SharonyJacob Sharony (30 patents)Alan D BallAlan D Ball (19 patents)Yuri GofmanYuri Gofman (18 patents)Paul R PoloniewiczPaul R Poloniewicz (14 patents)Vae E SunVae E Sun (12 patents)Michael S SlutskyMichael S Slutsky (10 patents)Daniella StratDaniella Strat (9 patents)Jonathan Alan MarksJonathan Alan Marks (8 patents)Ed BarkanEd Barkan (7 patents)Richard IsaacRichard Isaac (7 patents)Michael A RamputiMichael A Ramputi (5 patents)Fred P HeimanFred P Heiman (4 patents)Lisa FanLisa Fan (4 patents)John LertJohn Lert (4 patents)Lee RaymondLee Raymond (3 patents)Eric A JensenEric A Jensen (2 patents)Polly S SiegelPolly S Siegel (2 patents)Andrew Philip ToshAndrew Philip Tosh (1 patent)Rick H KojimaRick H Kojima (1 patent)James ConnellyJames Connelly (1 patent)Gregory JamesGregory James (1 patent)Patrick J SalattoPatrick J Salatto (1 patent)Jerome SchwartzJerome Schwartz (0 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Symbol Technologies, LLC (8 from 2,326 patents)

2. Hewlett-packard Company (1 from 9,638 patents)


9 patents:

1. 6853293 - Wearable communication system

2. 6311896 - Compact bar code scanner

3. 6098877 - Interface and method for controlling an optical reader having a scanning

4. D419548 - Combined optical scanner and base

5. 5979764 - Hand-held electronic apparatus with pivoting display

6. D414760 - Scanner terminal

7. D414172 - Scanner terminal

8. D389465 - Portable terminal

9. D383496 - Handheld clipboard

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12/4/2025
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