Inventor · disambiguated record
Mark D. Doublin
Also filed as: DOUBLIN MARK · DOUBLIN MARK D
25 granted patents·93 citations·filing 2018–2023
95Inventor score
Technology areasA42B
Files withBELL SPORTS INC25
Top patents by PatentIndex Score
25 records- 0190USD969413SUnicorn LED helmetBELL SPORTS INC·Filed 2021·Granted Nov 8, 2022·10 cites·1 claims
- 0289USD933304SUnicorn LED helmetBELL SPORTS INC·Filed 2019·Granted Oct 12, 2021·22 cites·1 claims
- 0386USD930911SHelmetBELL SPORTS INC·Filed 2020·Granted Sep 14, 2021·11 cites·1 claims
- 0485USD969410SUnicorn helmetBELL SPORTS INC·Filed 2021·Granted Nov 8, 2022·6 cites·1 claims
- 0584US11076654B2Light sources in energy management liner of a helmet to illuminate helmet fit systemBELL SPORTS INC·Filed 2018·Granted Aug 3, 2021·8 cites·20 claims
- 0682USD966618SHelmetBELL SPORTS INC·Filed 2020·Granted Oct 11, 2022·7 cites·1 claims
- 0777USD959747SHelmetBELL SPORTS INC·Filed 2020·Granted Aug 2, 2022·5 cites·1 claims
- 0877USD959748SHelmetBELL SPORTS INC·Filed 2020·Granted Aug 2, 2022·5 cites·1 claims
- 0974USD959749SHelmetBELL SPORTS INC·Filed 2020·Granted Aug 2, 2022·5 cites·1 claims
- 1073USD960456SHelmetBELL SPORTS INC·Filed 2020·Granted Aug 9, 2022·4 cites·1 claims
- 1170USD959750SHelmetBELL SPORTS INC·Filed 2020·Granted Aug 2, 2022·4 cites·1 claims
- 1266USD1013967SHelmetBELL SPORTS INC·Filed 2022·Granted Feb 6, 2024·2 cites·1 claims
- 1361USD959751SHelmetBELL SPORTS INC·Filed 2020·Granted Aug 2, 2022·2 cites·1 claims
- 1459US11425950B2Light sources in energy management liner of a helmet to illuminate helmet fit systemBELL SPORTS INC·Filed 2021·Granted Aug 30, 2022·0 cites·20 claims
- 1558USD1086580SHelmetBELL SPORTS INC·Filed 2022·Granted Jul 29, 2025·1 cites·1 claims
- 1655USD1063221SHelmetBELL SPORTS INC·Filed 2022·Granted Feb 18, 2025·1 cites·1 claims
- 1746USD1100360SHelmetBELL SPORTS INC·Filed 2023·Granted Oct 28, 2025·0 cites·1 claims
- 1846USD1004851SUnicorn helmetBELL SPORTS INC·Filed 2022·Granted Nov 14, 2023·0 cites·1 claims
- 1946USD1003520SUnicorn helmetBELL SPORTS INC·Filed 2022·Granted Oct 31, 2023·0 cites·1 claims
- 2046USD1003521SUnicorn helmetBELL SPORTS INC·Filed 2022·Granted Oct 31, 2023·0 cites·1 claims
- 2146USD1003519SUnicorn LED helmetBELL SPORTS INC·Filed 2022·Granted Oct 31, 2023·0 cites·1 claims
- 2245USD1100359SHelmetBELL SPORTS INC·Filed 2023·Granted Oct 28, 2025·0 cites·1 claims
- 2345USD1013965SHelmetBELL SPORTS INC·Filed 2022·Granted Feb 6, 2024·0 cites·1 claims
- 2445USD1013966SHelmetBELL SPORTS INC·Filed 2022·Granted Feb 6, 2024·0 cites·1 claims
- 2545USD1013964SHelmetBELL SPORTS INC·Filed 2022·Granted Feb 6, 2024·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →