Growing community of inventors

Raleigh, NC, United States of America

David S Chapin

Average Co-Inventor Count = 1.75

ph-index = 16

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 = 1,394

David S ChapinDaniel M Stipe (8 patents)David S ChapinPaul R Kilmer (3 patents)David S ChapinJeffrey W Grubbs (3 patents)David S ChapinBilly S Ingram, Ii (3 patents)David S ChapinChad C Smutney (2 patents)David S ChapinP Spencer Kinsey (2 patents)David S ChapinJohn M Polidoro (2 patents)David S ChapinCarl R Sahi (2 patents)David S ChapinAlexander George Lastovich (2 patents)David S ChapinCharles D Shermer (2 patents)David S ChapinKenneth G Powell (2 patents)David S ChapinSean Sullivan (2 patents)David S ChapinJames Fentress (2 patents)David S ChapinPaul D Stack, Jr (2 patents)David S ChapinJeff M Moss (2 patents)David S ChapinDavid L McRorie (2 patents)David S ChapinAdam N White (2 patents)David S ChapinEd Browka (2 patents)David S ChapinMelody Kuroda (2 patents)David S ChapinMichel Bruehwiler (1 patent)David S ChapinCole Constantineau (1 patent)David S ChapinRyan Everett Schoonmaker (1 patent)David S ChapinWilliam C Blackman (1 patent)David S ChapinArthur G Carr (1 patent)David S ChapinGilbert Roland Farnham (1 patent)David S ChapinAlan D Anderson (1 patent)David S ChapinWilliam C Humphrey (1 patent)David S ChapinSteven G Palmer (1 patent)David S ChapinAl Burgin (1 patent)David S ChapinThomas W Oberg (1 patent)David S ChapinSpencer P Kinsey (2 patents)David S ChapinGil Farnham (1 patent)David S ChapinHarold Frederick Hogrefe (1 patent)David S ChapinAdam Joseph Milligan (1 patent)David S ChapinSteven J Wegzyn (1 patent)David S ChapinTimothy Burch Miller (1 patent)David S ChapinJeanne Allynn White (1 patent)David S ChapinAlfred VanLandingham, Jr (1 patent)David S ChapinRod E Morton (1 patent)David S ChapinCharles E Hughes (1 patent)David S ChapinMatthew Williams (1 patent)David S ChapinScott A Boothby (1 patent)David S ChapinJohn R Maticko (1 patent)David S ChapinJeff Moss (1 patent)David S ChapinJames K Fentress (1 patent)David S ChapinSean P Sullivan (0 patent)David S ChapinJeff Moss (0 patent)David S ChapinJim Fentress (0 patent)David S ChapinDavid S Chapin (41 patents)Daniel M StipeDaniel M Stipe (13 patents)Paul R KilmerPaul R Kilmer (11 patents)Jeffrey W GrubbsJeffrey W Grubbs (3 patents)Billy S Ingram, IiBilly S Ingram, Ii (3 patents)Chad C SmutneyChad C Smutney (73 patents)P Spencer KinseyP Spencer Kinsey (69 patents)John M PolidoroJohn M Polidoro (62 patents)Carl R SahiCarl R Sahi (47 patents)Alexander George LastovichAlexander George Lastovich (23 patents)Charles D ShermerCharles D Shermer (23 patents)Kenneth G PowellKenneth G Powell (22 patents)Sean SullivanSean Sullivan (21 patents)James FentressJames Fentress (9 patents)Paul D Stack, JrPaul D Stack, Jr (5 patents)Jeff M MossJeff M Moss (3 patents)David L McRorieDavid L McRorie (2 patents)Adam N WhiteAdam N White (2 patents)Ed BrowkaEd Browka (2 patents)Melody KurodaMelody Kuroda (2 patents)Michel BruehwilerMichel Bruehwiler (78 patents)Cole ConstantineauCole Constantineau (63 patents)Ryan Everett SchoonmakerRyan Everett Schoonmaker (62 patents)William C BlackmanWilliam C Blackman (15 patents)Arthur G CarrArthur G Carr (9 patents)Gilbert Roland FarnhamGilbert Roland Farnham (7 patents)Alan D AndersonAlan D Anderson (6 patents)William C HumphreyWilliam C Humphrey (4 patents)Steven G PalmerSteven G Palmer (4 patents)Al BurginAl Burgin (3 patents)Thomas W ObergThomas W Oberg (2 patents)Spencer P KinseySpencer P Kinsey (2 patents)Gil FarnhamGil Farnham (1 patent)Harold Frederick HogrefeHarold Frederick Hogrefe (1 patent)Adam Joseph MilliganAdam Joseph Milligan (1 patent)Steven J WegzynSteven J Wegzyn (1 patent)Timothy Burch MillerTimothy Burch Miller (1 patent)Jeanne Allynn WhiteJeanne Allynn White (1 patent)Alfred VanLandingham, JrAlfred VanLandingham, Jr (1 patent)Rod E MortonRod E Morton (1 patent)Charles E HughesCharles E Hughes (1 patent)Matthew WilliamsMatthew Williams (1 patent)Scott A BoothbyScott A Boothby (1 patent)John R MatickoJohn R Maticko (1 patent)Jeff MossJeff Moss (1 patent)James K FentressJames K Fentress (3 patents)Sean P SullivanSean P Sullivan (0 patent)Jeff MossJeff Moss (0 patent)Jim FentressJim Fentress (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cooper Industries, Inc. (28 from 901 patents)

2. Becton Dickinson and Company Limited (5 from 5,175 patents)

3. Other (2 from 832,680 patents)

4. H&m Lawn Caddy Corporation (2 from 2 patents)

5. Milwaukee Electric Tool Corporation (1 from 2,541 patents)

6. American Sterilizer Company (1 from 465 patents)

7. Cooper Brands, Inc. (1 from 48 patents)

8. Nomadic Structures, Inc. (1 from 10 patents)


41 patents:

1. 10434243 - Living hinge needle assembly for medicament delivery device

2. 9101724 - Pen injection device needle dispensing and storing apparatus

3. 8887912 - Living hinge needle assembly for medicament delivery device

4. 8819955 - Tape measure

5. 7678079 - Patch-like infusion device

6. 7250037 - Patch-like infusion device

7. 6261031 - Hand operated sanding tool

8. D414096 - Screw driver handle

9. 5903993 - Connectors, display frame apparatus and method of use

10. 5725129 - Dual-container foam dispenser

11. 5318315 - Portable wheeled cart for work in yard and garden

12. 5311949 - Power screwdriver handle configuration

13. D343344 - Tool handle

14. D342660 - Screwdriver handle sleeve

15. D338306 - Convertible wheelbarrow and storage cart

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as of
12/3/2025
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