Inventor

GRUBER JOEL D

US2 patents

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

LADUKE THOMAS F

1 patent

US5262895ANov 16, 1993

Optical color synthesizer

LADUKE THOMAS F15 citations68

ARTIFEX CORP

1 patent

US5044730ASep 3, 1991

Color changing device

ARTIFEX CORP11 citations65