Inventor · disambiguated record
Ralph Johnson
Also filed as: JOHNSON RALPH · JOHNSON RALPH T · JOHNSON RALPH THOMAS
9 granted patents·724 citations·filing 1993–2017
90Inventor score
Files withKLA TENCOR CORP4TENCOR INSTRUMENTS2KLA INSTR CORP1KLA TENCOR TECH CORP1KLA TENCOR TECHNOLOGIES1
Top patents by PatentIndex Score
9 records- 0195US5502306AElectron beam inspection system and methodKLA INSTR CORP·Filed 1994·Granted Mar 26, 1996·400 cites·35 claims
- 0295US5355212AProcess for inspecting patterned wafersTENCOR INSTRUMENTS·Filed 1993·Granted Oct 11, 1994·163 cites·29 claims
- 0389US9395340B2Interleaved acousto-optical device scanning for suppression of optical crosstalkKLA TENCOR CORP·Filed 2013·Granted Jul 19, 2016·8 cites·26 claims
- 0489US5604585AParticle detection system employing a subsystem for collecting scattered light from the particlesTENCOR INSTRUMENTS·Filed 1995·Granted Feb 18, 1997·106 cites·34 claims
- 0587US9546962B2Multi-spot scanning collection opticsKLA TENCOR CORP·Filed 2015·Granted Jan 17, 2017·4 cites·20 claims
- 0680US6686995B2Two-dimensional UV compatible programmable spatial filterKLA TENCOR TECH CORP·Filed 2002·Granted Feb 3, 2004·26 cites·30 claims
- 0773US6775051B2Systems and methods for scanning a beam of light across a specimenKLA TENCOR TECHNOLOGIES·Filed 2002·Granted Aug 10, 2004·16 cites·42 claims
- 0866US9970883B2Multi-spot scanning collection opticsKLA TENCOR CORP·Filed 2017·Granted May 15, 2018·1 cites·22 claims
- 0959US10060884B2Interleaved acousto-optical device scanning for suppression of optical crosstalkKLA TENCOR CORP·Filed 2016·Granted Aug 28, 2018·0 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →