Inventor · disambiguated record
Leonard W. Barrett
Also filed as: BARRETT LEONARD · BARRETT LEONARD W
9 granted patents·632 citations·filing 1988–2000
92Inventor score
Top patents by PatentIndex Score
9 records- 0196US5617849ARespirator having thermochromic fit-indicating sealMINNESOTA MINING & MFG·Filed 1995·Granted Apr 8, 1997·183 cites·12 claims
- 0293US6391429B1Permeable shaped structures of active particulate bonded with PSA polymer microparticulate3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted May 21, 2002·107 cites·30 claims
- 0392US6234171B1Molded respirator containing sorbent particles3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted May 22, 2001·61 cites·5 claims
- 0491US5057345AFluoroopolymer blendsRAYCHEM CORP·Filed 1989·Granted Oct 15, 1991·64 cites·24 claims
- 0586US6102039AMolded respirator containing sorbent particles3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted Aug 15, 2000·79 cites·21 claims
- 0684US5250226AElectrical devices comprising conductive polymersRAYCHEM CORP·Filed 1988·Granted Oct 5, 1993·30 cites·24 claims
- 0783US5952420APressure-sensitive adhesive polyacrylate polymer microparticulate and method of makingMINNESOTA MINING & MFG·Filed 1997·Granted Sep 14, 1999·47 cites·14 claims
- 0882US5696199APressure-sensitive adhesive polyacrylate polymer and method of makingMINNESOTA MINING & MFG·Filed 1996·Granted Dec 9, 1997·38 cites·9 claims
- 0978US5356972ANucleating agents for poly(ethylene terephthalate)DONEGANI GUIDO IST·Filed 1992·Granted Oct 18, 1994·23 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →