Inventor
KAMMANS SIGRUN
DE10 patents
⚠️ This page may combine multiple inventors who share the name “KAMMANS SIGRUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEICA CAMERA AG
9 patentsUS10146063B2Dec 4, 2018
Focal length extender for telescopic imaging systems
LEICA CAMERA AG4 citations70
US11209621B2Dec 28, 2021
Lens having a fixed focal length and constant overall length for auto focus applications
LEICA CAMERA AG2 citations69
US11194122B2Dec 7, 2021
Lens with a fixed focal length and a constant structural length for autofocus applications
LEICA CAMERA AG1 citations68
US11635598B2Apr 25, 2023
Telephoto lens
LEICA CAMERA AG0 citations62
US7684115B2Mar 23, 2010
Telescope with variable magnification
LEICA CAMERA AG2 citations60
US12379580B2Aug 5, 2025
Lens having a fixed focal length and constant overall length for auto focus applications including five lens groups of ++--+, -++-+, -+++-, -++--, +-+--, +-++- or ++++- refractive powers
LEICA CAMERA AG0 citations59
US12092813B2Sep 17, 2024
Digital viewing device
LEICA CAMERA AG0 citations59
US7133200B2Nov 7, 2006
Method and device for focusing and diopter compensation of a telescope
LEICA CAMERA AG5 citations59
US11199683B2Dec 14, 2021
Lens with a fixed focal length and a constant structural length for autofocus applications
LEICA CAMERA AG0 citations57