Inventor · disambiguated record
Shannon L. Dowdell
Also filed as: DOWDELL SHANNON · DOWDELL SHANNON L
3 granted patents·257 citations·filing 1997–2001
79Inventor score
Technology areasA41D
Top patents by PatentIndex Score
3 records- 0196US5706804ALiquid resistant face mask having surface energy reducing agent on an intermediate layer thereinMINNESOTA MINING & MFG·Filed 1997·Granted Jan 13, 1998·146 cites·35 claims
- 0287US6354296B1Anti-fog face mask3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Mar 12, 2002·74 cites·28 claims
- 0383US6520181B2Anti-fog face mask3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Feb 18, 2003·37 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →