Inventor

SPEIER ROLF

DE3 patents

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

LEICA CAMERA AG

2 patents

US7330310B2Feb 12, 2008

Focusing device with diopter adjustment

LEICA CAMERA AG29 citations89

US7050226B2May 23, 2006

Play-free rotary mounting

LEICA CAMERA AG5 citations59

LEITZ ERNST GMBH

1 patent

US4130353ADec 19, 1978

Projector with controls for the slide changer

LEITZ ERNST GMBH3 citations56