Individual holder
SNAPER ALVIN A
US·24 granted patents·1 pending application·848 citations·filing 1977–2021
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
25 records- 0196US4837568ARemote access personnel identification and tracking systemSNAPER ALVIN A·Filed 1987·Granted Jun 6, 1989·369 cites·8 claims
- 0295US4724312AProximity detection and warning system having a light pulse sensor and circuit responsive only to particular select frequenciesSNAPER ALVIN A·Filed 1986·Granted Feb 9, 1988·118 cites·10 claims
- 0392US11045812B1Autogenous impact mill that reduces size of friable materialSNAPER ALVIN A·Filed 2017·Granted Jun 29, 2021·3 cites·27 claims
- 0492US4435719AFluidic matrix printerSNAPER ALVIN A·Filed 1982·Granted Mar 6, 1984·57 cites·9 claims
- 0590US4681541ADental bur with enhanced durabilitySNAPER ALVIN A·Filed 1985·Granted Jul 21, 1987·57 cites·16 claims
- 0681US4304132AWater detection deviceSNAPER ALVIN A·Filed 1979·Granted Dec 8, 1981·23 cites·4 claims
- 0779USD279092STrailer hitch guideSNAPER ALVIN A·Filed 1982·Granted Jun 4, 1985·15 cites·1 claims
- 0878US4407134AAir conditioning systemSNAPER ALVIN A·Filed 1981·Granted Oct 4, 1983·40 cites·11 claims
- 0975US11786908B1Autogenous impact mill that reduces size of friable materialSNAPER ALVIN A·Filed 2021·Granted Oct 17, 2023·0 cites·22 claims
- 1073USD275443SBox-type wrench for ovularly-shaped valve handlesSNAPER ALVIN A·Filed 1982·Granted Sep 11, 1984·12 cites·1 claims
- 1167US4140370APlanar optical viewing screens and lensesSNAPER ALVIN A·Filed 1977·Granted Feb 20, 1979·24 cites·15 claims
- 1263US11944808B1External defibrillator apparatus with self-contained piezoelectric power sourceSNAPER ALVIN A·Filed 2021·Granted Apr 2, 2024·0 cites·22 claims
- 1361US4590999AFire extinguishing sprinkler valveSNAPER ALVIN A·Filed 1985·Granted May 27, 1986·26 cites·14 claims
- 1460US5254237APlasma arc apparatus for producing diamond semiconductor devicesSNAPER ALVIN A·Filed 1992·Granted Oct 19, 1993·40 cites·10 claims
- 1556US7931814B2Electrically enhanced aqueous filter and method thereforSNAPER ALVIN A·Filed 2009·Granted Apr 26, 2011·1 cites·5 claims
- 1654US10994124B1External defibrillator apparatus with self-contained piezoelectric power sourceSNAPER ALVIN A·Filed 2018·Granted May 4, 2021·0 cites·25 claims
- 1754US2008090209A1Dental implants using shape memory alloysSNAPER ALVIN A·Filed 2006·Application pending·0 cites
- 1852US4485442ACumulative exposure metering systemSNAPER ALVIN A·Filed 1981·Granted Nov 27, 1984·12 cites·9 claims
- 1951US7854823B2Synthesis of diamond by extraction of a pulse derived from the abrupt collapse of a magnetic fieldSNAPER ALVIN A·Filed 2006·Granted Dec 21, 2010·0 cites·10 claims
- 2050US4642635ARemote meter reading systemSNAPER ALVIN A·Filed 1984·Granted Feb 10, 1987·10 cites·12 claims
- 2149US4570597AFluidially controlled fuel systemSNAPER ALVIN A·Filed 1984·Granted Feb 18, 1986·6 cites·8 claims
- 2248US4986531AWater-actuated noveltySNAPER ALVIN A·Filed 1989·Granted Jan 22, 1991·14 cites·10 claims
- 2345US4863387APrinter circuit board separable connectorSNAPER ALVIN A·Filed 1987·Granted Sep 5, 1989·15 cites·5 claims
- 2440US4595916AIntegral water sensing and detecting deviceSNAPER ALVIN A·Filed 1984·Granted Jun 17, 1986·6 cites·3 claims
- 2532USD277678SAutogenous impact millSNAPER ALVIN A·Filed 1982·Granted Feb 19, 1985·0 cites·1 claims
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