Inventor

GRUBER RONALD

AT3 patents

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

DEGUSSA

1 patent

US5017476AMay 21, 1991

Method for the biocatalytic reaction of organic substances

DEGUSSA3 citations56

IFT HANDELS UND ENTW MBH

1 patent

US12569044B2Mar 10, 2026

Device for the application of hair dye

IFT HANDELS UND ENTW MBH0 citations35

GROOBA TRADING GMBH

1 patent

US9854894B2Jan 2, 2018

Scalp protector

GROOBA TRADING GMBH0 citations24