Inventor · disambiguated record
Addison M. Fischer
Also filed as: FISCHER ADDISON · FISCHER ADDISON M · FISCHER ADDISON MCELROY
29 granted patents·10 pending applications·6,183 citations·filing 1987–2024
98Inventor score
Files withFISCHER ADDISON M11Alpha Portfolio LLC3AIPHA PORTFOLIO LLC1Alpha Portfollo LLC1BATTAGLIA MICHAEL S1
Top patents by PatentIndex Score
39 records- 0198US5412717AComputer system security method and apparatus having program authorization information data structuresFiled 1992·Granted May 2, 1995·557 cites·181 claims
- 0298US5311591AComputer system security method and apparatus for creating and using program authorization information data structuresFISCHER ADDISON M·Filed 1993·Granted May 10, 1994·506 cites·77 claims
- 0398US5001752APublic/key date-time notary facilityFISCHER ADDISON M·Filed 1989·Granted Mar 19, 1991·355 cites·40 claims
- 0498US4868877APublic key/signature cryptosystem with enhanced digital signature certificationFISCHER ADDISON M·Filed 1988·Granted Sep 19, 1989·708 cites·46 claims
- 0596US5390247AMethod and apparatus for creating, supporting, and using travelling programsFiled 1993·Granted Feb 14, 1995·306 cites·29 claims
- 0695US7436957B1Audio cassette emulator with cryptographic media distribution controlFISCHER ADDISON M·Filed 1999·Granted Oct 14, 2008·111 cites·46 claims
- 0795US5337360AMethod and apparatus for creating, supporting, and using travelling programsFISCHER ADDISON M·Filed 1994·Granted Aug 9, 1994·266 cites·26 claims
- 0895US5136643APublic/key date-time notary facilityFISCHER ADDISON M·Filed 1990·Granted Aug 4, 1992·308 cites·12 claims
- 0993US6987927B1Enhanced digital data collector for removable memory modulesSMARTDISK CORP·Filed 2000·Granted Jan 17, 2006·83 cites·39 claims
- 1093US5436972AMethod for preventing inadvertent betrayal by a trustee of escrowed digital secretsFiled 1993·Granted Jul 25, 1995·164 cites·36 claims
- 1193US5005200APublic key/signature cryptosystem with enhanced digital signature certificationFISCHER ADDISON M·Filed 1989·Granted Apr 2, 1991·617 cites·58 claims
- 1291US7146009B2Secure electronic messaging system requiring key retrieval for deriving decryption keysSURETY LLC·Filed 2002·Granted Dec 5, 2006·178 cites·10 claims
- 1391US5659617AMethod for providing location certificatesFiled 1994·Granted Aug 19, 1997·174 cites·20 claims
- 1490US6216229B1Method for preventing inadvertent betrayal by a trustee of escrowed digital secretsFiled 2000·Granted Apr 10, 2001·57 cites·1 claims
- 1590US5748960AMethod and apparatus for validating travelling object-oriented programs with digital signaturesFiled 1996·Granted May 5, 1998·212 cites·95 claims
- 1690US5422953APersonal date/time notary deviceFiled 1993·Granted Jun 6, 1995·276 cites·22 claims
- 1790US5214702APublic key/signature cryptosystem with enhanced digital signature certificationFISCHER ADDISON M·Filed 1992·Granted May 25, 1993·556 cites·15 claims
- 1889US6941180B1Audio cassette emulatorFiled 1999·Granted Sep 6, 2005·141 cites·43 claims
- 1988US5475826AMethod for protecting a volatile file using a single hashFiled 1993·Granted Dec 12, 1995·121 cites·13 claims
- 2082US6141423AMethod for preventing inadvertent betrayal by a trustee of escrowed digital secretsFiled 1995·Granted Oct 31, 2000·85 cites·18 claims
- 2181US6865678B2Personal date/time notary deviceFiled 2002·Granted Mar 8, 2005·18 cites·7 claims
- 2281US5694569AMethod for protecting a volatile file using a single hashFiled 1995·Granted Dec 2, 1997·88 cites·43 claims
- 2380US6105072AMethod and apparatus for validating travelling object-oriented programs with digital signaturesFiled 1997·Granted Aug 15, 2000·84 cites·34 claims
- 2478US4881197ADocument composition system using named formats and named fontsFISCHER ADDISON·Filed 1987·Granted Nov 14, 1989·67 cites·88 claims
- 2573US2024405240A1Processes for Producing Reactant Chemical SubstancesAlpha Portfolio LLC·Filed 2024·Application pending·0 cites
- 2673US2024405241A1Processes for Producing Reactant Chemical Substances for Fuel CellsAlpha Portfolio LLC·Filed 2024·Application pending·0 cites
- 2771US2024400405A1Processes for Producing Reactant Chemical SubstancesAlpha Portfolio LLC·Filed 2024·Application pending·0 cites
- 2864US6408388B1Personal date/time notary deviceFiled 1999·Granted Jun 18, 2002·72 cites·30 claims
- 2964US2024424324A1Quantum production and supply of one or more breathing or other substances to an organismFISCHER ADDISON M·Filed 2023·Application pending·0 cites
- 3061US5936149APersonal date/time notary deviceFiled 1995·Granted Aug 10, 1999·42 cites·5 claims
- 3160US2024401801A1Processes for Producing Reactant Chemical Substances for Thermal DevicesAIPHA PORTFOLIO LLC·Filed 2024·Application pending·0 cites
- 3255USRE38899EMethod for providing location certificatesFISCHER ADDISON M·Filed 1999·Granted Nov 29, 2005·29 cites·35 claims
- 3355US2024410327A1Engine Systems and Uses ThereofAlpha Portfollo LLC·Filed 2024·Application pending·0 cites
- 3453US2002010638A1Method and system for mixed-mode electronic commerce processing of on-line ordersFiled 2001·Application pending·0 cites
- 3548US7983522B2Enhanced digital data collector for removable memory modulesSMDK CORP·Filed 2005·Granted Jul 19, 2011·2 cites·28 claims
- 3642US2005089310A1Announcing device for entertainment systemsFiled 2004·Application pending·0 cites
- 3741US2002003889A1Headphone device with improved controls and/or removable memoryFiled 2001·Application pending·0 cites
- 3839US2006139003A1Self-labeling energy storage unitsFISCHER ADDISON M·Filed 2005·Application pending·0 cites
- 3929US8578063B2Self-labeling digital storage unitBATTAGLIA MICHAEL S·Filed 2004·Granted Nov 5, 2013·0 cites·38 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →