Inventor
HAMAKER RAYMOND W
5 patents
⚠️ This page may combine multiple inventors who share the name “HAMAKER RAYMOND W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
3 patentsUS4172004AOct 23, 1979
Method for forming dense dry etched multi-level metallurgy with non-overlapped vias
IBM35 citations91
US4289834ASep 15, 1981
Dense dry etched multi-level metallurgy with non-overlapped vias
IBM27 citations81
US4412376ANov 1, 1983
Fabrication method for vertical PNP structure with Schottky barrier diode emitter utilizing ion implantation
IBM25 citations78