Inventor · disambiguated record
David A. Evans
Also filed as: EVANS DAVID · EVANS DAVID A · EVANS DAVID ANTHONY · EVANS SR DAVID A
46 granted patents·12 pending applications·2,415 citations·filing 1974–2025
99Inventor score
Files withCLARITECH CORP15JUSTSYSTEMS EVANS RES INC11KHOROS LLC5MICROSOFT TECHNOLOGY LICENSING LLC5CLAIRVOYANCE CORP4
Top patents by PatentIndex Score
58 records- 0195US7359851B2Method of identifying the language of a textual passage using short word and/or n-gram comparisonsCLAIRVOYANCE CORP·Filed 2004·Granted Apr 15, 2008·264 cites·19 claims
- 0295US5893101AProtection of an electronically stored image in a first color space by the alteration of digital component in a second color spaceSYSTEMS RESEARCH & APPLIC CORP·Filed 1997·Granted Apr 6, 1999·310 cites·4 claims
- 0395US5617119AProtection of an electronically stored image in a first color space by the alteration of a digital component in a second color spaceSYSTEMS RESEARCH & APPLIC CORP·Filed 1995·Granted Apr 1, 1997·437 cites·1 claims
- 0494US9163718B2Haptic feedback shift knobFORD GLOBAL TECH LLC·Filed 2014·Granted Oct 20, 2015·20 cites·14 claims
- 0594US5926808ADisplaying portions of text from multiple documents over multiple databases related to a search query in a computer networkCLARITECH CORP·Filed 1997·Granted Jul 20, 1999·158 cites·10 claims
- 0692US6055528AMethod for cross-linguistic document retrievalCLARITECH CORP·Filed 1997·Granted Apr 25, 2000·111 cites·10 claims
- 0791US6820079B1Method and apparatus for retrieving text using document signaturesCLARITECH CORP·Filed 2000·Granted Nov 16, 2004·61 cites·20 claims
- 0889US5970483AApparatus and methodology for submitting search queriesCLARITECH CORP·Filed 1997·Granted Oct 19, 1999·120 cites·6 claims
- 0988US11438289B2Gesture-based community moderationKHOROS LLC·Filed 2021·Granted Sep 6, 2022·3 cites·20 claims
- 1088US4423564ATraps and trapping techniquesUNIV SOUTHAMPTON·Filed 1980·Granted Jan 3, 1984·57 cites·6 claims
- 1187US11128589B1Gesture-based community moderationKHOROS LLC·Filed 2020·Granted Sep 21, 2021·4 cites·19 claims
- 1287US10692287B2Multi-step placement of virtual objectsMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2017·Granted Jun 23, 2020·7 cites·22 claims
- 1387US10311543B2Virtual object movementMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2016·Granted Jun 4, 2019·6 cites·17 claims
- 1487US6338594B1Movable barrier wallADLER RICHARD S·Filed 1999·Granted Jan 15, 2002·59 cites·91 claims
- 1586US7356187B2Method and apparatus for adjusting the model threshold of a support vector machine for text classification and filteringCLAIRVOYANCE CORP·Filed 2004·Granted Apr 8, 2008·57 cites·18 claims
- 1685US6532461B2Apparatus and methodology for submitting search oueriesCLAIRVOYANCE·Filed 2001·Granted Mar 11, 2003·35 cites·6 claims
- 1784US6358692B1High speed, automated, continuous flow, multi-dimensional molecular selection and analysisPERSEPTIVE BIOSYSTEMS INC·Filed 1999·Granted Mar 19, 2002·69 cites·19 claims
- 1884US6029167AMethod and apparatus for retrieving text using document signaturesCLARITECH CORP·Filed 1997·Granted Feb 22, 2000·96 cites·10 claims
- 1982US6226631B1Apparatus and methodology for submitting search queriesCLARITECH CORP·Filed 1999·Granted May 1, 2001·76 cites·6 claims
- 2081US9202376B1Parking management system related to street cleaningEVANS DAVID ANTHONY·Filed 2013·Granted Dec 1, 2015·13 cites·11 claims
- 2180US6363179B1Methodology for displaying search results using character recognitionCLARITECH CORP·Filed 1999·Granted Mar 26, 2002·78 cites·7 claims
- 2277US6794148B2High speed, automated, continuous flow, multi-dimensional molecular selection and analysisPERSEPTIVE BIOSYSTEMS INC·Filed 2001·Granted Sep 21, 2004·15 cites·18 claims
- 2375US6377947B1Information retrieval based on using and locating subdocumentsCLARITECH CORP·Filed 2000·Granted Apr 23, 2002·16 cites·9 claims
- 2473US5907840AOverlapping subdocuments in a vector space search processCLARITECH CORP·Filed 1997·Granted May 25, 1999·54 cites·8 claims
- 2572US6263329B1Method and apparatus for cross-linguistic database retrievalCLARITECH·Filed 1999·Granted Jul 17, 2001·35 cites·10 claims
- 2671US12238056B2Gesture-based community moderationKHOROS LLC·Filed 2023·Granted Feb 25, 2025·0 cites·20 claims
- 2770US5999925AInformation retrieval based on use of sub-documentsCLARITECH CORP·Filed 1997·Granted Dec 7, 1999·43 cites·9 claims
- 2870US2025267115A1Gesture-based community moderationKHOROS LLC·Filed 2025·Application pending·0 cites
- 2969US5987448AMethodology for displaying search results using character recognitionCLARITECH CORP·Filed 1997·Granted Nov 16, 1999·48 cites·14 claims
- 3068US10620779B2Navigating a holographic imageMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2017·Granted Apr 14, 2020·1 cites·15 claims
- 3168US6152299AReusable display package for shanked tool or other display itemBLACK & DECKER INC·Filed 1999·Granted Nov 28, 2000·43 cites·17 claims
- 3267US11729125B2Gesture-based community moderationKHOROS LLC·Filed 2022·Granted Aug 15, 2023·0 cites·20 claims
- 3363US6876998B2Method for cross-linguistic document retrievalCLARITECH CORP·Filed 2001·Granted Apr 5, 2005·13 cites·10 claims
- 3462US6161693AReusable display package for circular blade or other display itemBLACK & DECKER INC·Filed 1999·Granted Dec 19, 2000·23 cites·20 claims
- 3561US10672103B2Virtual object movementMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2019·Granted Jun 2, 2020·0 cites·20 claims
- 3661US7472131B2Method and apparatus for constructing a compact similarity structure and for using the same in analyzing document relevanceJUSTSYSTEMS EVANS RES INC·Filed 2005·Granted Dec 30, 2008·2 cites·10 claims
- 3761US6473755B2Overlapping subdocuments in a vector space search processCLARITECH CORP·Filed 2001·Granted Oct 29, 2002·7 cites·15 claims
- 3855US7426509B2Method and apparatus for document filtering using ensemble filtersJUSTSYSTEMS EVANS RES INC·Filed 2003·Granted Sep 16, 2008·5 cites·29 claims
- 3951US6205443B1Overlapping subdocuments in a vector space search processCLARITECH CORP·Filed 1999·Granted Mar 20, 2001·19 cites·15 claims
- 4051US6115706AInformation retrieval based on use of subdocumentsCLARITECH CORP·Filed 1999·Granted Sep 5, 2000·18 cites·9 claims
- 4150US7949644B2Method and apparatus for constructing a compact similarity structure and for using the same in analyzing document relevanceJUSTSYSTEMS EVANS RES INC·Filed 2008·Granted May 24, 2011·0 cites·9 claims
- 4250US2008294398A1Method and apparatus for the automated construction of models of activities from textual descriptions of the activitiesJUSTSYSTEMS EVANS RES INC·Filed 2007·Application pending·0 cites
- 4349US3977533AClassifying apparatusPOST OFFICE·Filed 1974·Granted Aug 31, 1976·11 cites·12 claims
- 4448US7464096B2Method and apparatus for information mining and filteringJUSTSYSTEMS EVANS REASEARCH IN·Filed 2005·Granted Dec 9, 2008·4 cites·17 claims
- 4548US7398269B2Method and apparatus for document filtering using ensemble filtersJUSTSYSTEMS EVANS RES INC·Filed 2003·Granted Jul 8, 2008·8 cites·10 claims
- 4644USD1009298SOffice privacy boothZENBOOTH INC·Filed 2019·Granted Dec 26, 2023·6 cites·1 claims
- 4744US10242643B2Constrained head-mounted display communicationMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2016·Granted Mar 26, 2019·0 cites·19 claims
- 4844US2003200505A1Method and apparatus for overlaying a source text on an output textFiled 2003·Application pending·0 cites
- 4942US2009287668A1Methods and apparatus for interactive document clusteringJUSTSYSTEMS EVANS RES INC·Filed 2008·Application pending·0 cites
- 5041US2008294426A1Method and apparatus for anchoring expressions based on an ontological model of semantic informationJUSTSYSTEMS EVANS RES INC·Filed 2007·Application pending·0 cites
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