Growing community of inventors

Roslindale, MA, United States of America

Duco W Noordzij

Average Co-Inventor Count = 2.24

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 = 745

Duco W NoordzijDavid Charles Rogers (31 patents)Duco W NoordzijJason W O'Connell (12 patents)Duco W NoordzijMatthew Anthony Hanudel (9 patents)Duco W NoordzijKyle L Lamson (7 patents)Duco W NoordzijCharles H Rogers (6 patents)Duco W NoordzijPeter L Stokes (5 patents)Duco W NoordzijDarwin Keith-Lucas (5 patents)Duco W NoordzijKenneth W Nimmons (3 patents)Duco W NoordzijLarry Maddux (3 patents)Duco W NoordzijRay Drake (3 patents)Duco W NoordzijDesmond Walsh (3 patents)Duco W NoordzijEduard Milea (3 patents)Duco W NoordzijMichael Josh Raples (3 patents)Duco W NoordzijLeonard Manfred Koenig (3 patents)Duco W NoordzijGiovanni Mazzarolo (2 patents)Duco W NoordzijNathan E Winters (2 patents)Duco W NoordzijEthan Alexander Garrett (2 patents)Duco W NoordzijJason W O'connell (2 patents)Duco W NoordzijEdward R Hall (1 patent)Duco W NoordzijChristopher Kent Barmore (1 patent)Duco W NoordzijChristopher K Barmore (1 patent)Duco W NoordzijMathew M Correa (1 patent)Duco W NoordzijEdward Hall (0 patent)Duco W NoordzijDuco W Noordzij (63 patents)David Charles RogersDavid Charles Rogers (54 patents)Jason W O'ConnellJason W O'Connell (26 patents)Matthew Anthony HanudelMatthew Anthony Hanudel (23 patents)Kyle L LamsonKyle L Lamson (46 patents)Charles H RogersCharles H Rogers (31 patents)Peter L StokesPeter L Stokes (16 patents)Darwin Keith-LucasDarwin Keith-Lucas (9 patents)Kenneth W NimmonsKenneth W Nimmons (16 patents)Larry MadduxLarry Maddux (10 patents)Ray DrakeRay Drake (6 patents)Desmond WalshDesmond Walsh (5 patents)Eduard MileaEduard Milea (4 patents)Michael Josh RaplesMichael Josh Raples (3 patents)Leonard Manfred KoenigLeonard Manfred Koenig (3 patents)Giovanni MazzaroloGiovanni Mazzarolo (57 patents)Nathan E WintersNathan E Winters (17 patents)Ethan Alexander GarrettEthan Alexander Garrett (2 patents)Jason W O'connellJason W O'connell (5 patents)Edward R HallEdward R Hall (28 patents)Christopher Kent BarmoreChristopher Kent Barmore (18 patents)Christopher K BarmoreChristopher K Barmore (2 patents)Mathew M CorreaMathew M Correa (1 patent)Edward HallEdward Hall (0 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Gentex Corporation (38 from 1,402 patents)

2. Artisent, LLC (18 from 29 patents)

3. Kranos IP Corporation (3 from 57 patents)

4. Warrior Sports, Inc. (2 from 176 patents)

5. Alpinestars Research Srl (2 from 46 patents)


63 patents:

1. D1101285 - Helmet

2. 12376639 - Hinged attachment of headgear to a helmet

3. 12364302 - Rail for mounting accessories to a helmet

4. D1059691 - Mounting rail connector

5. D1042980 - Mounting rail

6. 12064001 - Helmet mounted visor assembly

7. 11889879 - Rail for mounting accessories to a helmet

8. 11871808 - Nape pad for a helmet

9. D1004207 - Helmet

10. 11672296 - Hinged attachment of headgear to a helmet

11. 11528951 - Rail for mounting accessories to a helmet

12. 11382375 - Modular shroud

13. D955053 - Helmet

14. 11337478 - Mounting rail for attaching accessories to a safety helmet

15. 11246367 - Mounting system for accessories on a safety helmet

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as of
12/4/2025
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