Inventor · disambiguated record
Warren R. Beck
Also filed as: BECK WARREN R
13 granted patents·1 pending application·1,064 citations·filing 1975–2008
94Inventor score
Top patents by PatentIndex Score
14 records- 0198US4632876ACeramic spheroids having low density and high crush resistanceMINNESOTA MINING & MFG·Filed 1985·Granted Dec 30, 1986·190 cites·6 claims
- 0298US4493875AProppant for well fractures and method of making sameMINNESOTA MINING & MFG·Filed 1983·Granted Jan 15, 1985·370 cites·18 claims
- 0398US4111713AHollow spheresMINNESOTA MINING & MFG·Filed 1975·Granted Sep 5, 1978·159 cites·32 claims
- 0497US4744831AHollow inorganic spheres and methods for making such spheresMINNESOTA MINING & MFG·Filed 1984·Granted May 17, 1988·129 cites·8 claims
- 0586US4725390AProcess for making ceramic spheroidsMINNESOTA MINING & MFG·Filed 1986·Granted Feb 16, 1988·77 cites·4 claims
- 0684US7506523B2Method of making hollow inorganic microspheres, and products made therebyBECK WARREN R·Filed 2005·Granted Mar 24, 2009·6 cites·6 claims
- 0781US7900474B2Hollow glass microspheres comprising selenium oxide and method of making thereofBECK WARREN R·Filed 2008·Granted Mar 8, 2011·4 cites·8 claims
- 0879US4393901ALow-permeability hollow spheres and pipe filled with the spheres for temporary weight reductionMINNESOTA MINING & MFG·Filed 1982·Granted Jul 19, 1983·32 cites·7 claims
- 0978US4144372ALow-density space-filling sheet materialMINNESOTA MINING & MFG·Filed 1977·Granted Mar 13, 1979·22 cites·17 claims
- 1066US4900077ADog litter cleanup deviceBECK WARREN R·Filed 1988·Granted Feb 13, 1990·22 cites·9 claims
- 1161US5087508ADew and frost resistant signsMINNESOTA MINING & MFG·Filed 1990·Granted Feb 11, 1992·24 cites·9 claims
- 1259US5037149ADog litter cleanup bagBECK WARREN R·Filed 1990·Granted Aug 6, 1991·26 cites·9 claims
- 1343US2006096317A1Method of making hollow glassy and ceramic microspheres, and products made therebyBECK WARREN R·Filed 2004·Application pending·0 cites
- 1433US5962095AStabilized fruit stonesFiled 1998·Granted Oct 5, 1999·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →