Inventor · disambiguated record
David B. Wittry
Also filed as: WITTRY DAVID B · WITTRY DAVID BERYLE
18 granted patents·708 citations·filing 1977–2001
96Inventor score
Files withUNIV SOUTHERN CALIFORNIA4ROCKWELL INTERNATIONAL CORP3NASA1USC DEPT OF MATERIALS SCIENCE1WITTRY DAVID B1
Top patents by PatentIndex Score
18 records- 0198US4165472ARotating anode x-ray source and cooling technique thereforROCKWELL INTERNATIONAL CORP·Filed 1978·Granted Aug 21, 1979·101 cites·22 claims
- 0295US5622149AHigh-power rotary engine with varaiable compression ratioFiled 1995·Granted Apr 22, 1997·81 cites·29 claims
- 0395US5433179ARotary engine with variable compression ratioFiled 1993·Granted Jul 18, 1995·88 cites·40 claims
- 0491US4599741ASystem for local X-ray excitation by monochromatic X-raysUSC DEPT OF MATERIALS SCIENCE·Filed 1983·Granted Jul 8, 1986·79 cites·18 claims
- 0587US5537973ARotary engine with glow ignition systemFiled 1995·Granted Jul 23, 1996·55 cites·16 claims
- 0685US5892809ASimplified system for local excitation by monochromatic x-raysFiled 1998·Granted Apr 6, 1999·45 cites·20 claims
- 0785US4807268AScanning monochrometer crystal and method of formationUNIV SOUTHERN CALIFORNIA·Filed 1986·Granted Feb 21, 1989·55 cites·6 claims
- 0883US4194233AMask apparatus for fine-line lithographyROCKWELL INTERNATIONAL CORP·Filed 1978·Granted Mar 18, 1980·30 cites·13 claims
- 0980US4194123ALithographic apparatusROCKWELL INTERNATIONAL CORP·Filed 1978·Granted Mar 18, 1980·17 cites·13 claims
- 1076US5685269AHigh speed rotary engine and ignition systemFiled 1996·Granted Nov 11, 1997·30 cites·20 claims
- 1174US6498830B2Method and apparatus for fabricating curved crystal x-ray opticsFiled 2001·Granted Dec 24, 2002·16 cites·18 claims
- 1271US5127028ADiffractord with doubly curved surface stepsWITTRY DAVID B·Filed 1990·Granted Jun 30, 1992·37 cites·16 claims
- 1371US4882780AScanning monochromator crystal and related methodUNIV SOUTHERN CALIFORNIA·Filed 1989·Granted Nov 21, 1989·26 cites·10 claims
- 1450US6236710B1Curved crystal x-ray optical device and method of fabricationFiled 1999·Granted May 22, 2001·14 cites·25 claims
- 1549US5546815ADigital wind-speed meterFiled 1994·Granted Aug 20, 1996·12 cites·13 claims
- 1647US4099199APhotovoltaic cell employing a PbO-SnO heterojunctionUNIV SOUTHERN CALIFORNIA·Filed 1977·Granted Jul 4, 1978·11 cites·11 claims
- 1745US4199383AMethod of making a photovoltaic cell employing a PbO-SnO heterojunctionUNIV SOUTHERN CALIFORNIA·Filed 1978·Granted Apr 22, 1980·10 cites·16 claims
- 1825US4847502ADual cathode system for electron beam instrumentsNASA·Filed 1987·Granted Jul 11, 1989·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →