Inventor

CARRUBBA FRANCIS P

NL4 patents

⚠️ This page may combine multiple inventors who share the name “CARRUBBA FRANCIS P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

3 patents

US4719568AJan 12, 1988

Hierarchical memory system including separate cache memories for storing data and instructions

IBM127 citations94

US4149218AApr 10, 1979

Minimum delay module assembly

IBM33 citations90

US3971987AJul 27, 1976

Gain method and apparatus for a delta modulator

IBM12 citations72

PHILIPS CORP

1 patent

US5629866AMay 13, 1997

Audio-visual presentation system

PHILIPS CORP50 citations87