Inventor · disambiguated record
Robert S. Ledley
Also filed as: LEDLEY ROBERT · LEDLEY ROBERT S
31 granted patents·2 pending applications·1,399 citations·filing 1975–2006
98Inventor score
Files withNAT BIOMEDICAL RES FOUND15UNIV GEORGETOWN9LEDLEY ROBERT S4DONG ZEGANG1UNIV GEORGETOWN MED CENTER1
Top patents by PatentIndex Score
33 records- 0197US5296846AThree-dimensional cursor control deviceNAT BIOMEDICAL RES FOUND·Filed 1992·Granted Mar 22, 1994·225 cites·13 claims
- 0293US4271706AUltrasonic scannerUNIV GEORGETOWN·Filed 1978·Granted Jun 9, 1981·65 cites·25 claims
- 0390US4747411AThree-dimensional imaging systemNAT BIOMEDICAL RES FOUND·Filed 1984·Granted May 31, 1988·42 cites·30 claims
- 0490US4229797AMethod and system for whole picture image processingNAT BIOMEDICAL RES FOUND·Filed 1978·Granted Oct 21, 1980·43 cites·35 claims
- 0587US4929832AMethods and apparatus for determining distributions of radioactive materialsLEDLEY ROBERT S·Filed 1988·Granted May 29, 1990·64 cites·9 claims
- 0686US5922282ASuper fast tuberculosis diagnosis and sensitivity testing methodFiled 1995·Granted Jul 13, 1999·115 cites·43 claims
- 0786US4673973ASplit-image, multi-power microscopic image display system and methodNAT BIOMEDICAL RES FOUND·Filed 1985·Granted Jun 16, 1987·57 cites·19 claims
- 0885US4409616ADigital dental system and methodUNIV GEORGETOWN·Filed 1981·Granted Oct 11, 1983·41 cites·8 claims
- 0984US5639669ASeparation of fetal cells from maternal bloodFiled 1995·Granted Jun 17, 1997·71 cites·18 claims
- 1082US4474186AComputerized electro-oculographic (CEOG) system with feedback control of stimuliUNIV GEORGETOWN·Filed 1982·Granted Oct 2, 1984·177 cites·13 claims
- 1182US4450478ADigital fluorographic method and systemUNIV GEORGETOWN·Filed 1981·Granted May 22, 1984·32 cites·21 claims
- 1280US4344013AMicrofocus X-ray tubeLEDLEY ROBERT S·Filed 1981·Granted Aug 10, 1982·20 cites·32 claims
- 1379USRE34566EThree-dimensional imaging systemNAT BIOMEDICAL RES FOUND·Filed 1989·Granted Mar 22, 1994·27 cites·31 claims
- 1478US4417967AGrooved gelUNIV GEORGETOWN·Filed 1981·Granted Nov 29, 1983·33 cites·20 claims
- 1576US4656594AOperator-interactive automated chromosome analysis system producing a karyotypeNAT BIOMEDICAL RES FOUND·Filed 1985·Granted Apr 7, 1987·65 cites·14 claims
- 1672USRE34622ESplit-image, multi-power microscopic image display system and methodNAT BIOMEDICAL RES FOUND·Filed 1989·Granted May 31, 1994·26 cites·49 claims
- 1771US4798210AThree-dimensional imaging systemNAT BIOMEDICAL RES FOUND·Filed 1986·Granted Jan 17, 1989·31 cites·9 claims
- 1871US4716225ARadioopaque sugar derivatives and a method of metabolic mapping using the sameUNIV GEORGETOWN·Filed 1985·Granted Dec 29, 1987·21 cites·19 claims
- 1969US4821728AThree-dimensional imaging systemNAT BIOMEDICAL RES FOUND·Filed 1988·Granted Apr 18, 1989·18 cites·16 claims
- 2069US4563173APump-actuated sequencing valve and systemNAT BIOMEDICAL RES FOUND·Filed 1983·Granted Jan 7, 1986·24 cites·10 claims
- 2167US4478816ARare earth/chelating agent complex for digital fluoroscopyUNIV GEORGETOWN·Filed 1982·Granted Oct 23, 1984·30 cites·6 claims
- 2267US4281269AMicrofocus X-ray tubeLEDLEY ROBERT S·Filed 1979·Granted Jul 28, 1981·10 cites·32 claims
- 2366US4320768AComputerized electro-oculographic (CEOG) systemUNIV GEORGETOWN MED CENTER·Filed 1979·Granted Mar 23, 1982·44 cites·29 claims
- 2463US4769698AInteractive microscopic image display system and methodNAT BIOMEDICAL RES FOUND·Filed 1987·Granted Sep 6, 1988·23 cites·28 claims
- 2559US5172988AForm printer with interactive camera and computer controlLEDLEY ROBERT S·Filed 1991·Granted Dec 22, 1992·16 cites·9 claims
- 2658US4817119AMethod and apparatus for computerized tomographic scanning with plural intersecting sets of parallel radiation beamsNAT BIOMEDICAL RES FOUND·Filed 1977·Granted Mar 28, 1989·32 cites·84 claims
- 2753US4651200ASplit-image, multi-power microscopic image display system and methodNAT BIOMEDICAL RES FOUND·Filed 1985·Granted Mar 17, 1987·10 cites·49 claims
- 2848US5335683ANon-slip support shoe for a walking aidNAT BIOMEDICAL RES FOUND·Filed 1993·Granted Aug 9, 1994·16 cites·17 claims
- 2946US2006227936A1Stereo x-ray system with two grid-controlled x-ray tubesDONG ZEGANG·Filed 2006·Application pending·0 cites
- 3042US4005311ADiagnostic X-ray systemsUNIV GEORGETOWN·Filed 1975·Granted Jan 25, 1977·13 cites·18 claims
- 3139US2003076585A1Optical system for enhancing the image from a microscope's high power objective lensFiled 2002·Application pending·0 cites
- 3235US4724485ATelevision scanning with improved resolutionNAT BIOMEDICAL RES FOUND·Filed 1986·Granted Feb 9, 1988·4 cites·12 claims
- 3330US4459356ARadioactive staining of gels to identify proteinsUNIV GEORGETOWN·Filed 1982·Granted Jul 10, 1984·4 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →