Inventor · disambiguated record
Dean Allen Schaffer
Also filed as: SCHAFFER DEAN A · SCHAFFER DEAN ALLEN
3 granted patents·310 citations·filing 1995–2002
78Inventor score
Files withIBM3
Top patents by PatentIndex Score
3 records- 0194US5676587ASelective polish process for titanium, titanium nitride, tantalum and tantalum nitrideIBM·Filed 1995·Granted Oct 14, 1997·231 cites·5 claims
- 0289US6812193B2Slurry for mechanical polishing (CMP) of metals and use thereofIBM·Filed 2002·Granted Nov 2, 2004·53 cites·29 claims
- 0358US6340601B1Method for reworking copper metallurgy in semiconductor devicesIBM·Filed 1999·Granted Jan 22, 2002·26 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →