Inventor · disambiguated record
Richard S. Cardinal
Also filed as: CARDINAL RICHARD S
3 granted patents·29 citations·filing 2005–2011
70Inventor score
Top patents by PatentIndex Score
3 records- 0188US7641055B2Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber and filter materials made of the alloyDONALDSON CO INC·Filed 2005·Granted Jan 5, 2010·19 cites·10 claims
- 0278US7910003B2Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber and filter materials made of the alloyDONALDSON CO INC·Filed 2009·Granted Mar 22, 2011·8 cites·12 claims
- 0371US8141716B2Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber and filter materials made of the alloyFERRER ISMAEL·Filed 2011·Granted Mar 27, 2012·2 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →