Inventor · disambiguated record
Richard E. Ellwanger
Also filed as: ELLWANGER RICHARD · ELLWANGER RICHARD E · ELLWANGER RICHARD EARL
10 granted patents·1 pending application·453 citations·filing 1977–2008
92Inventor score
Files withAMERICAN CYANAMID CO3SIGMA LAB OF ARIZONA LLC3SIGMA LAB ARIZONA INC2ASTEN INC1ASTENJOHNSON INC1
Top patents by PatentIndex Score
11 records- 0194US6774018B2Barrier coatings produced by atmospheric glow dischargeSIGMA LAB ARIZONA INC·Filed 2002·Granted Aug 10, 2004·76 cites·16 claims
- 0293US6146462AStructures and components thereof having a desired surface characteristic together with methods and apparatuses for producing the sameASTENJOHNSON INC·Filed 1999·Granted Nov 14, 2000·92 cites·9 claims
- 0393US5912069AMetal nanolaminate compositeSIGMA LAB OF ARIZONA·Filed 1996·Granted Jun 15, 1999·134 cites·12 claims
- 0492US7300859B2Atmospheric glow discharge with concurrent coating depositionSIGMA LAB OF ARIZONA LLC·Filed 2006·Granted Nov 27, 2007·22 cites·28 claims
- 0590US7067405B2Atmospheric glow discharge with concurrent coating depositionSIGMA LAB ARIZONA INC·Filed 2004·Granted Jun 27, 2006·36 cites·28 claims
- 0679US7557019B2Electromagnetic treatment in atmospheric-plasma coating processSIGMA LAB OF ARIZONA LLC·Filed 2006·Granted Jul 7, 2009·6 cites·15 claims
- 0779US4115340AInversion of water-in-oil emulsions of polyacrylamide in hard waterAMERICAN CYANAMID CO·Filed 1977·Granted Sep 19, 1978·21 cites·6 claims
- 0877US4309282AProcess of phosphate ore beneficiation in the presence of residual organic polymeric flocculantsAMERICAN CYANAMID CO·Filed 1980·Granted Jan 5, 1982·31 cites·6 claims
- 0967US4251363AAnionic polymeric flocculant combinations for settling phosphate slimesAMERICAN CYANAMID CO·Filed 1979·Granted Feb 17, 1981·23 cites·7 claims
- 1054US6287687B1Structures and components thereof having a desired surface characteristic together with methods and apparatuses for producing the sameASTEN INC·Filed 1999·Granted Sep 11, 2001·12 cites·9 claims
- 1146US2010062176A1Boundary layer disruptive preconditioning in atmospheric-plasma processSIGMA LAB OF ARIZONA LLC·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →