Inventor
GRAF ARTHUR T
US4 patents
⚠️ This page may combine multiple inventors who share the name “GRAF ARTHUR T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GRACO MINNESOTA INC
3 patentsUSD774116SDec 13, 2016
Plural component proportioner
GRACO MINNESOTA INC2 citations54
US12565877B2Mar 3, 2026
Electrically operated linear pump and pump drive
GRACO MINNESOTA INC0 citations50
US12366233B2Jul 22, 2025
Electrically operated pump for a plural component spray system
GRACO MINNESOTA INC0 citations47