Inventor · disambiguated record
David J. Harra
Also filed as: HARRA DAVID J · HARRA DAVID JAMES
15 granted patents·647 citations·filing 1980–2009
94Inventor score
Files withVARIAN ASSOCIATES9HARRA DAVID JAMES3LOONEY ERIN CLAUDE1NOVELLUS SYSTEMS INC1RF SCIENCE & TECHNOLOGY INC1
Top patents by PatentIndex Score
15 records- 0198US4512391AApparatus for thermal treatment of semiconductor wafers by gas conduction incorporating peripheral gas inletVARIAN ASSOCIATES·Filed 1982·Granted Apr 23, 1985·147 cites·12 claims
- 0295US4714536APlanar magnetron sputtering device with combined circumferential and radial movement of magnetic fieldsVARIAN ASSOCIATES·Filed 1987·Granted Dec 22, 1987·135 cites·32 claims
- 0391US5314597ASputtering apparatus with a magnet array having a geometry for a specified target erosion profileVARIAN ASSOCIATES·Filed 1992·Granted May 24, 1994·74 cites·30 claims
- 0489US4392932AMethod for obtaining uniform etch by modulating bias on extension member around radio frequency etch tableVARIAN ASSOCIATES·Filed 1981·Granted Jul 12, 1983·35 cites·8 claims
- 0585US5985115AInternally cooled target assembly for magnetron sputteringNOVELLUS SYSTEMS INC·Filed 1997·Granted Nov 16, 1999·55 cites·8 claims
- 0685US4303251AFlange sealing joint with removable metal gasketVARIAN ASSOCIATES·Filed 1980·Granted Dec 1, 1981·74 cites·6 claims
- 0782US4436602ABlocking shield and method for contouring the thickness of sputter coated layersVARIAN ASSOCIATES·Filed 1983·Granted Mar 13, 1984·23 cites·10 claims
- 0881US5417833ASputtering apparatus having a rotating magnet array and fixed electromagnetsVARIAN ASSOCIATES·Filed 1993·Granted May 23, 1995·40 cites·16 claims
- 0974US4416759ASputter system incorporating an improved blocking shield for contouring the thickness of sputter coated layersVARIAN ASSOCIATES·Filed 1981·Granted Nov 22, 1983·27 cites·6 claims
- 1072US8259299B2Gas scanning and analysisHARRA DAVID JAMES·Filed 2009·Granted Sep 4, 2012·19 cites·12 claims
- 1161US8382668B2Non-invasive determination of characteristics of a sampleRF SCIENCE & TECHNOLOGY INC·Filed 2009·Granted Feb 26, 2013·8 cites·18 claims
- 1254US4392938ARadio frequency etch table with biased extension memberVARIAN ASSOCIATES·Filed 1981·Granted Jul 12, 1983·7 cites·11 claims
- 1352US8647273B2Non-invasive weight and performance managementHARRA DAVID JAMES·Filed 2009·Granted Feb 11, 2014·1 cites·32 claims
- 1448US10264993B2Sample scanning and analysis system and methods for using the sameLOONEY ERIN CLAUDE·Filed 2007·Granted Apr 23, 2019·2 cites·112 claims
- 1547US8647272B2Non-invasive scanning apparatusesHARRA DAVID JAMES·Filed 2009·Granted Feb 11, 2014·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →