Inventor
HENGST ALFRED
DE20 patents
⚠️ This page may combine multiple inventors who share the name “HENGST ALFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEITZ ERNST GMBH
7 patentsUS4329013AMay 11, 1982
Binocular telescope with internal focusing
LEITZ ERNST GMBH43 citations92
US4087153AMay 2, 1978
Binoculars with double hinge bridge and resilient biasing
LEITZ ERNST GMBH22 citations81
USD292412SOct 20, 1987
Binocular
LEITZ ERNST GMBH12 citations72
USD287369SDec 23, 1986
Binocular
LEITZ ERNST GMBH10 citations72
USD272362SJan 24, 1984
Binocular
LEITZ ERNST GMBH11 citations72
USD272361SJan 24, 1984
Binocular
LEITZ ERNST GMBH6 citations72
US4183075AJan 8, 1980
Illumination system for photographic enlargers
LEITZ ERNST GMBH3 citations62
LEICA CAMERA AG
5 patentsUS7330310B2Feb 12, 2008
Focusing device with diopter adjustment
LEICA CAMERA AG29 citations89
US7133200B2Nov 7, 2006
Method and device for focusing and diopter compensation of a telescope
LEICA CAMERA AG5 citations59
US7050226B2May 23, 2006
Play-free rotary mounting
LEICA CAMERA AG5 citations59
US6779899B2Aug 24, 2004
Arrangement for rotatable adjustment of a cap on an eyepiece housing
LEICA CAMERA AG3 citations56
US6918672B2Jul 19, 2005
Arrangement for rotatable adjustment of a cap on an eyepiece housing
LEICA CAMERA AG0 citations46
LEICA CAMERA GMBH
5 patentsUS5453875ASep 26, 1995
Monocular telescope having a focusing unit whose mechanical sensitivity can be varied
LEICA CAMERA GMBH10 citations71
USD332106SDec 29, 1992
Pair of binoculars
LEICA CAMERA GMBH2 citations60
USD332107SDec 29, 1992
Pair of binoculars
LEICA CAMERA GMBH3 citations60
US5630254AMay 20, 1997
Suspension lug and locking element for a carrying strap
LEICA CAMERA GMBH3 citations53
USD384965SOct 14, 1997
Camera housing
LEICA CAMERA GMBH0 citations51