Inventor
JEFFREY FRANK R
US6 patents
⚠️ This page may combine multiple inventors who share the name “JEFFREY FRANK R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINNESOTA MINING & MFG
3 patentsUS4940495AJul 10, 1990
Photovoltaic device having light transmitting electrically conductive stacked films
MINNESOTA MINING & MFG86 citations95
US4841908AJun 27, 1989
Multi-chamber deposition system
MINNESOTA MINING & MFG63 citations94
US4874631AOct 17, 1989
Multi-chamber deposition system
MINNESOTA MINING & MFG17 citations72