Inventor · disambiguated record
David Alan Ackerman
Also filed as: ACKERMAN DAVID · ACKERMAN DAVID A · ACKERMAN DAVID ALAN
55 granted patents·7 pending applications·977 citations·filing 1985–2025
99Inventor score
Files withPRINCETON IDENTITY INC24AT & T BELL LAB9Princeton Identity7LUCENT TECHNOLOGIES INC5AGERE SYST GUARDIAN CORP3
Top patents by PatentIndex Score
62 records- 0195US9514365B2Image sensor with integrated region of interest calculation for iris capture, autofocus, and gain controlPRINCETON IDENTITY INC·Filed 2015·Granted Dec 6, 2016·16 cites·15 claims
- 0295US6384963B2Optical communication system with co-propagating pump radiation for raman amplificationLUCENT TECHNOLOGIES INC·Filed 2001·Granted May 7, 2002·74 cites·24 claims
- 0393US8830340B2System and method for high performance image processingBURT PETER JEFFREY·Filed 2007·Granted Sep 9, 2014·31 cites·9 claims
- 0492US10042994B2Validation of the right to access an objectPRINCETON IDENTITY INC·Filed 2015·Granted Aug 7, 2018·16 cites·30 claims
- 0592US6291813B1Method and system for deriving a control signal for a frequency stabilized optical sourceAGERE SYST OPTOELECTRONICS·Filed 1999·Granted Sep 18, 2001·98 cites·21 claims
- 0692US4684883AMethod of manufacturing high-quality semiconductor light-emitting devicesAMERICAN TELEPHONE & TELEGRAPH·Filed 1985·Granted Aug 4, 1987·102 cites·8 claims
- 0791US9131141B2Image sensor with integrated region of interest calculation for iris capture, autofocus, and gain controlTINKER MICHAEL·Filed 2009·Granted Sep 8, 2015·22 cites·20 claims
- 0890US10025982B2Collecting and targeting marketing data and information based upon iris identificationPRINCETON IDENTITY INC·Filed 2015·Granted Jul 17, 2018·13 cites·30 claims
- 0989US9836648B2Iris biometric recognition module and access control assemblyPRINCETON IDENTITY INC·Filed 2014·Granted Dec 5, 2017·21 cites·35 claims
- 1086US9836647B2Iris biometric recognition module and access control assemblyPRINCETON IDENTITY INC·Filed 2014·Granted Dec 5, 2017·16 cites·34 claims
- 1185US10643087B2Systems and methods of biometric analysis to determine a live subjectPRINCETON IDENTITY INC·Filed 2017·Granted May 5, 2020·3 cites·17 claims
- 1284US5181216APhotonics module apparatusAT & T BELL LAB·Filed 1992·Granted Jan 19, 1993·76 cites·7 claims
- 1384US4892374AArticle comprising an opto-electronic device and an optical waveguide coupled thereto, and method of making the articleAMERICAN TELEPHONE & TELEGRAPH·Filed 1988·Granted Jan 9, 1990·50 cites·7 claims
- 1483US10902104B2Biometric security systems and methodsPRINCETON IDENTITY INC·Filed 2018·Granted Jan 26, 2021·5 cites·20 claims
- 1581US5023881APhotonics module and alignment methodAT & T BELL LAB·Filed 1990·Granted Jun 11, 1991·50 cites·26 claims
- 1680US6064681AWavelength stabilized, tunable optical transmitter with high SMSRLUCENT TECHNOLOGIES INC·Filed 1999·Granted May 16, 2000·48 cites·9 claims
- 1779US10452936B2Systems and methods of biometric analysis with a spectral discriminatorPRINCETON IDENTITY INC·Filed 2017·Granted Oct 22, 2019·3 cites·22 claims
- 1879US10373008B2Systems and methods of biometric analysis with adaptive triggerPRINCETON IDENTITY INC·Filed 2017·Granted Aug 6, 2019·2 cites·24 claims
- 1979US6486999B1Using crystalline materials to control the thermo-optic behavior of an optical pathAGERE SYSTEMS INC·Filed 2000·Granted Nov 26, 2002·21 cites·49 claims
- 2079US6384947B1Two path digital wavelength stabilizationAGERE SYST GUARDIAN CORP·Filed 1999·Granted May 7, 2002·61 cites·23 claims
- 2176US10943138B2Systems and methods of biometric analysis to determine lack of three-dimensionalityPRINCETON IDENTITY INC·Filed 2017·Granted Mar 9, 2021·3 cites·19 claims
- 2275US10425814B2Control of wireless communication device capability in a mobile device with a biometric keyPRINCETON IDENTITY INC·Filed 2015·Granted Sep 24, 2019·3 cites·20 claims
- 2373US12190638B2Compact system and method for iris recognitionPrinceton Identity·Filed 2024·Granted Jan 7, 2025·0 cites·20 claims
- 2473US5124281AMethod of fabricating a photonics module comprising a spherical lensAT & T BELL LAB·Filed 1990·Granted Jun 23, 1992·38 cites·23 claims
- 2571US10762367B2Systems and methods of biometric analysis to determine natural reflectivityPRINCETON IDENTITY INC·Filed 2017·Granted Sep 1, 2020·1 cites·20 claims
- 2671US10366296B2Biometric enrollment systems and methodsPRINCETON IDENTITY INC·Filed 2017·Granted Jul 30, 2019·1 cites·30 claims
- 2770US10038691B2Authorization of a financial transactionPRINCETON IDENTITY INC·Filed 2015·Granted Jul 31, 2018·2 cites·30 claims
- 2866US11657133B2Systems and methods of multi-modal biometric analysisPRINCETON IDENTITY INC·Filed 2018·Granted May 23, 2023·1 cites·19 claims
- 2965US2025322052A1Method and System for Seamless Biometric System Self-EnrollmentPrinceton Identity·Filed 2025·Application pending·0 cites
- 3063US6186937B1Method and device for obtaining a desired phase of optical characteristic of a fabry-perot etalonLUCENT TECHNOLOGIES INC·Filed 1999·Granted Feb 13, 2001·24 cites·35 claims
- 3162US11922727B2Compact system and method for iris recognitionPrinceton Identity·Filed 2021·Granted Mar 5, 2024·0 cites·18 claims
- 3262US11380135B2Systems and methods of enhancing biometric matching accuracy and/or efficiencyPRINCETON IDENTITY INC·Filed 2021·Granted Jul 5, 2022·0 cites·31 claims
- 3360US2019354788A1Biometric enrollment systems and methodsPRINCETON IDENTITY INC·Filed 2019·Application pending·0 cites
- 3459US5285468AAnalog optical fiber communication system, and laser adapted for use in such a systemAT & T BELL LAB·Filed 1992·Granted Feb 8, 1994·19 cites·8 claims
- 3558US11488417B2Iris and periocular region biometric recognitionPrinceton Identity·Filed 2021·Granted Nov 1, 2022·0 cites·19 claims
- 3658US10643088B2Systems and methods of biometric analysis with a specularity characteristicPRINCETON IDENTITY INC·Filed 2017·Granted May 5, 2020·0 cites·19 claims
- 3758US6829262B1Aging in tunable semiconductor lasersTRI QUINT TECHNOLOGY HOLDING C·Filed 2000·Granted Dec 7, 2004·6 cites·10 claims
- 3857US6447690B1Methods for fabricating stepped etalonsAGERE SYST GUARDIAN CORP·Filed 2000·Granted Sep 10, 2002·3 cites·8 claims
- 3957US6215801B1Wavelength stabilized laserLUCENT TECHNOLOGIES INC·Filed 1999·Granted Apr 10, 2001·21 cites·26 claims
- 4057US5111475AAnalog optical fiber communication system, and laser adapted for use in such a systemAT & T BELL LAB·Filed 1991·Granted May 5, 1992·26 cites·5 claims
- 4157US2019356827A1Systems and methods of biometric analysis with adaptive triggerPRINCEDTON IDENTITY INC·Filed 2019·Application pending·0 cites
- 4256US12131587B2Method and system for detection of weighted contact lenses imprinted with iris imagesPrinceton Identity·Filed 2021·Granted Oct 29, 2024·0 cites·21 claims
- 4356US6028881AWavelength selectable laser sourceLUCENT TECHNOLOGIES INC·Filed 1997·Granted Feb 22, 2000·19 cites·9 claims
- 4454US6690689B2Apparatus and method for compensating for age induced wavelength drift in tunable semiconductor lasersTRIQUINT TECHNOLOGY HOLDING CO·Filed 2002·Granted Feb 10, 2004·4 cites·20 claims
- 4553US12380188B2Method and system for seamless biometric system self-enrollmentPrinceton Identity·Filed 2022·Granted Aug 5, 2025·0 cites·20 claims
- 4653US11157733B2Systems and methods of enhancing biometric matching accuracy and/or efficiencyPRINCETON IDENTITY INC·Filed 2019·Granted Oct 26, 2021·0 cites·20 claims
- 4753US4982333ACapacitance guided assembly of partsAT & T BELL LAB·Filed 1988·Granted Jan 1, 1991·13 cites·16 claims
- 4850US2018349589A1Validation of the right to access an objectPRINCETON IDENTITY INC·Filed 2018·Application pending·0 cites
- 4950US2018322343A1Collecting and targeting marketing data and information based upon iris identificationPRINCETON IDENTITY INC·Filed 2018·Application pending·0 cites
- 5050US2018337919A1Authorization of a financial transactionPRINCETON IDENTITY INC·Filed 2018·Application pending·0 cites
Showing the top 50 of 62 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →