Inventor · disambiguated record
William A. Welsh
Also filed as: WELSH WILLIAM · WELSH WILLIAM A · WELSH WILLIAM ALAN
21 granted patents·1 pending application·756 citations·filing 1980–2006
97Inventor score
Top patents by PatentIndex Score
22 records- 0195US4456693AHydrocracking catalystGRACE W R & CO·Filed 1983·Granted Jun 26, 1984·74 cites·6 claims
- 0294US4629588AMethod for refining glyceride oils using amorphous silicaGRACE W R & CO·Filed 1984·Granted Dec 16, 1986·62 cites·18 claims
- 0390US4734226AMethod for refining glyceride oils using acid-treated amorphous silicaGRACE W R & CO·Filed 1986·Granted Mar 29, 1988·64 cites·21 claims
- 0490US4458023ACatalyst manufactureGRACE W R & CO·Filed 1982·Granted Jul 3, 1984·50 cites·28 claims
- 0589US4303552ADiesel exhaust catalystGRACE W R & CO·Filed 1980·Granted Dec 1, 1981·55 cites·24 claims
- 0685US5298639AMPR process for treating glyceride oils, fatty chemicals and wax estersGRACE W R & CO·Filed 1992·Granted Mar 29, 1994·59 cites·15 claims
- 0783US5552361AAluminum phosphate composition with high pore volume and large pore diameter, process for its production and use thereofGRACE W R & CO·Filed 1993·Granted Sep 3, 1996·44 cites·15 claims
- 0883US4781864AProcess for the removal of chlorophyll, color bodies and phospholipids from glyceride oils using acid-treated silica adsorbentsGRACE W R & CO·Filed 1987·Granted Nov 1, 1988·32 cites·19 claims
- 0982US4880574AMethod for refining glyceride oils using partially dried amorphous silica hydrogelsGRACE W R & CO·Filed 1986·Granted Nov 14, 1989·29 cites·14 claims
- 1081US5231201AModified caustic refining of glyceride oils for removal of soaps and phospholipidsGRACE W R & CO·Filed 1990·Granted Jul 27, 1993·36 cites·21 claims
- 1180US5698758AAluminum phosphate composition with high pore volume and large pore diameter, process for its production and use thereofGRACE W R & CO·Filed 1995·Granted Dec 16, 1997·51 cites·13 claims
- 1279US5879764ADesiccation using polymer-bound desiccant beadsGRACE W R & CO·Filed 1996·Granted Mar 9, 1999·53 cites·25 claims
- 1378US5336794ADual phase adsorption and treatment of glyceride oilsGRACE W R & CO·Filed 1990·Granted Aug 9, 1994·29 cites·33 claims
- 1475US5298638AAdsorptive removal of sulfur compounds from fatty materialsGRACE W R & CO·Filed 1992·Granted Mar 29, 1994·28 cites·11 claims
- 1572US4684530AAdsorption of proteins from fluidsGRACE W R & CO·Filed 1985·Granted Aug 4, 1987·30 cites·19 claims
- 1666US4939115AOrganic acid-treated amorphous silicas for refining glyceride oilsGRACE W R & CO·Filed 1987·Granted Jul 3, 1990·21 cites·9 claims
- 1764US4877765AAdsorptive material for the removal of chlorophyll, color bodies and phospholipids from glyceride oilsGRACE W R & CO·Filed 1987·Granted Oct 31, 1989·13 cites·20 claims
- 1848US5002742AInorganic oxide sorbents for sulfur oxidesGRACE W R & CO·Filed 1989·Granted Mar 26, 1991·12 cites·4 claims
- 1946US5110769AInorganic hydrogel flatting agentsGRACE W R & CO·Filed 1990·Granted May 5, 1992·8 cites·4 claims
- 2044US2008063578A1System and method for reducing carbonaceous materialsHUMBOLDT ENVIRONMENTAL AND REN·Filed 2006·Application pending·0 cites
- 2136US5858909ASiliceous oxide comprising an alkaline constituentGRACE W R & CO·Filed 1996·Granted Jan 12, 1999·4 cites·7 claims
- 2234US6696375B2Inorganic hydrogel flatting agentsGRACE W R & CO·Filed 1995·Granted Feb 24, 2004·2 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when William A. Welsh files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →