Inventor · disambiguated record
Gretchen E. Keenan
Also filed as: KEENAN GRETCHEN E
4 granted patents·202 citations·filing 1995–1996
82Inventor score
Top patents by PatentIndex Score
4 records- 0191US5690949AMicroporous membrane material for preventing transmission of viral pathogensMINNESOTA MINING & MFG·Filed 1995·Granted Nov 25, 1997·77 cites·22 claims
- 0261US5738111AMethod for preventing transmission of viral pathogensMINNESOTA MINING & MFG·Filed 1996·Granted Apr 14, 1998·43 cites·38 claims
- 0360US5981038ALaminate preventing transmissions of viral pathogens3M INNOVATIVE PROPERTIES CO·Filed 1995·Granted Nov 9, 1999·43 cites·8 claims
- 0458US5935370AMethod for laminating a viral barrier microporous membrane to a nonwoven web to prevent transmission of viral pathogens3M INNOVATIVE PROPERTIES CO·Filed 1995·Granted Aug 10, 1999·39 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →