Inventor · disambiguated record
Walton J. Hammar
Also filed as: HAMMAR WALTON J · HAMMAR WALTON JAMES · SCHERRER ROBERT A
28 granted patents·1,041 citations·filing 1973–1998
96Inventor score
Files withRIKER LABORATORIES INC20MINNESOTA MINING & MFG63M INNOVATIVE PROPERTIES CO1MINNESTA MINING AND MANUFACTUR1
Top patents by PatentIndex Score
28 records- 0196US4326532AAntithrombogenic articlesMINNESOTA MINING & MFG·Filed 1980·Granted Apr 27, 1982·302 cites·18 claims
- 0295US4526896ATetrazol-5-yl 2-nitro-3-phenylbenzofurans and antimicrobial use thereofRIKER LABORATORIES INC·Filed 1981·Granted Jul 2, 1985·35 cites·15 claims
- 0394US6045648AThermoset adhesive having susceptor particles thereinMINNESTA MINING AND MANUFACTUR·Filed 1995·Granted Apr 4, 2000·147 cites·11 claims
- 0494US5562127AFlexible, chlorine free multilayered tubingMINNESOTA MINING & MFG·Filed 1995·Granted Oct 8, 1996·149 cites·31 claims
- 0594US5117304ARetroreflective articleMINNESOTA MINING & MFG·Filed 1990·Granted May 26, 1992·224 cites·27 claims
- 0690US4948859AExtruder polymerization of polyurethanesMINNESOTA MINING & MFG·Filed 1988·Granted Aug 14, 1990·64 cites·12 claims
- 0786US5712044AMedical device assemblies constructed from multilayered filmsMINNESOTA MINING & MFG·Filed 1995·Granted Jan 27, 1998·49 cites·16 claims
- 0876US5766744AChlorine-free multilayered filmsMINNESOTA MINING & MFG·Filed 1996·Granted Jun 16, 1998·31 cites·30 claims
- 0972US4143154AAnti-microbial 2-nitro-3-phenyl benzofurans substituted by carboxy containing groupRIKER LABORATORIES INC·Filed 1977·Granted Mar 6, 1979·6 cites·7 claims
- 1063US3950407AProcess for preparing dibenzo[a,d]cycloheptenesRIKER LABORATORIES INC·Filed 1973·Granted Apr 13, 1976·5 cites·4 claims
- 1158US4153716AOxy, thio, sulfenyl and sulfonyl derivatives of 2-nitro-3-phenylbenzofuranRIKER LABORATORIES INC·Filed 1977·Granted May 8, 1979·3 cites·15 claims
- 1258US4143152AAnti-microbial (2-nitro-3-phenyl benzofuranyl)-phenylalkanoic acids and derivativesRIKER LABORATORIES INC·Filed 1977·Granted Mar 6, 1979·3 cites·14 claims
- 1357US6196730B1Fiber optic connector containing a curable adhesive composition3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Mar 6, 2001·20 cites·11 claims
- 1457US4153721ADerivatives of 2-nitrobenzofuranRIKER LABORATORIES INC·Filed 1977·Granted May 8, 1979·3 cites·12 claims
- 1538US4208335AAcidic 3-phenylbenzofuransRIKER LABORATORIES INC·Filed 1978·Granted Jun 17, 1980·0 cites·3 claims
- 1636US4209633A9-10 Ethanoanthracene derivativesRIKER LABORATORIES INC·Filed 1978·Granted Jun 24, 1980·0 cites·4 claims
- 1736US4208337ADiphenylbenzofuran compoundsRIKER LABORATORIES INC·Filed 1979·Granted Jun 17, 1980·0 cites·2 claims
- 1835US4172205APhenylalkanoic acid derivativesRIKER LABORATORIES INC·Filed 1978·Granted Oct 23, 1979·0 cites·2 claims
- 1935US3960944A8-Carboxamide dibenzobicyclo(3.2.1)octadienesRIKER LABORATORIES INC·Filed 1974·Granted Jun 1, 1976·0 cites·3 claims
- 2034US4104475ADibenzo[a,d]cycloheptenesRIKER LABORATORIES INC·Filed 1975·Granted Aug 1, 1978·0 cites·2 claims
- 2134US3969467A12-Anti and syn-(N-benzyl-N-alkylaminomethyl)-10,11-dihydro-5,10-methano-5H-dibenzo[a,d]cycloheptenes and the salts thereofRIKER LABORATORIES INC·Filed 1973·Granted Jul 13, 1976·0 cites·2 claims
- 2234US3949091A8-Substituted dibenzobicyclo[3.2.1]octadienes for treating depressionRIKER LABORATORIES INC·Filed 1974·Granted Apr 6, 1976·0 cites·5 claims
- 2333US4258213ADerivatives of 2-nitrobenzofuranRIKER LABORATORIES INC·Filed 1980·Granted Mar 24, 1981·0 cites·4 claims
- 2433US4247469ACertain mono-bromo bis-phenyl benzofuransRIKER LABORATORIES INC·Filed 1980·Granted Jan 27, 1981·0 cites·4 claims
- 2533US4246179ACertain benzofuran benzene acetic acid type compoundsRIKER LABORATORIES INC·Filed 1980·Granted Jan 20, 1981·0 cites·4 claims
- 2632US4275221ADerivatives of 2-nitrobenzofuranRIKER LABORATORIES INC·Filed 1980·Granted Jun 23, 1981·0 cites·1 claims
- 2731US4675320AAminoalkyl and aminoalkoxy derivatives of 2-nitro-3-phenylbenzofuranRIKER LABORATORIES INC·Filed 1985·Granted Jun 23, 1987·0 cites·24 claims
- 2824US3969505A8-N-methylpiperazinyl-N'-carbonyldibenzobicyclooctadiene and salts thereofRIKER LABORATORIES INC·Filed 1975·Granted Jul 13, 1976·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →