Inventor · disambiguated record
Stephen M. Ritchie
Also filed as: RITCHIE STEPHEN M · RITCHIE STEPHEN MICHAEL CHRISTOPHER
4 granted patents·1 pending application·16 citations·filing 1999–2023
70Inventor score
Technology areasB01D
Top patents by PatentIndex Score
5 records- 0159US11638904B2Porous membrane encapsulated pellet and method for its preparationGLOVER THOMAS GRANT·Filed 2020·Granted May 2, 2023·0 cites·18 claims
- 0259US2025170529A1Methods for making charged ultrafiltration membranes and uses thereof in dairy applicationsFAIRLIFE LLC·Filed 2023·Application pending·0 cites
- 0354US6544419B1Method of preparing a composite polymer and silica-based membraneUNIV KENTUCKY RES FOUND·Filed 2001·Granted Apr 8, 2003·4 cites·6 claims
- 0451US6544418B1Preparing and regenerating a composite polymer and silica-based membraneUNIV KENTUCKY RES FOUND·Filed 2001·Granted Apr 8, 2003·3 cites·6 claims
- 0541US6306301B1Silica-based membrane sorbent for heavy metal sequestrationUNIV KENTUCKY RES FOUND·Filed 1999·Granted Oct 23, 2001·9 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →