Inventor · disambiguated record
Emmanuel F. Crabbe
Also filed as: CRABBE EMMANUEL · CRABBE EMMANUEL F
5 granted patents·277 citations·filing 1991–2002
85Inventor score
Files withIBM5
Top patents by PatentIndex Score
5 records- 0189US5777364AGraded channel field effect transistorIBM·Filed 1997·Granted Jul 7, 1998·93 cites·2 claims
- 0288US6908841B2Support structures for wirebond regions of contact pads over low modulus materialsIBM·Filed 2002·Granted Jun 21, 2005·56 cites·36 claims
- 0381US5352912AGraded bandgap single-crystal emitter heterojunction bipolar transistorIBM·Filed 1991·Granted Oct 4, 1994·52 cites·18 claims
- 0474US5485029AOn-chip ground plane for semiconductor devices to reduce parasitic signal propagationIBM·Filed 1994·Granted Jan 16, 1996·43 cites·24 claims
- 0570US6004137AMethod of making graded channel effect transistorIBM·Filed 1993·Granted Dec 21, 1999·33 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →