Inventor
Kalkgruber Matthias
AT41 patents
⚠️ This page may combine multiple inventors who share the name “Kalkgruber Matthias”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SNAP INC
34 patentsUS11688101B2Jun 27, 2023
Intrinsic parameters estimation in visual tracking systems
SNAP INC6 citations85
US12008155B2Jun 11, 2024
Reducing startup time of augmented reality experience
SNAP INC3 citations73
US11765457B2Sep 19, 2023
Dynamic adjustment of exposure and iso to limit motion blur
SNAP INC3 citations73
US11719939B2Aug 8, 2023
Eyewear device dynamic power configuration
SNAP INC4 citations73
US11683585B2Jun 20, 2023
Direct scale level selection for multilevel feature tracking under motion blur
SNAP INC3 citations73
US11662805B2May 30, 2023
Periodic parameter estimation for visual-inertial tracking systems
SNAP INC4 citations73
US12014523B2Jun 18, 2024
Intrinsic parameters estimation in visual tracking systems
SNAP INC1 citations72
US12099195B2Sep 24, 2024
Eyewear device dynamic power configuration
SNAP INC1 citations71
US12032168B2Jul 9, 2024
Geometry modeling of eyewear devices with flexible frames
SNAP INC1 citations71
US12028626B2Jul 2, 2024
Visual-inertial tracking using rolling shutter cameras
SNAP INC1 citations71
US11681361B2Jun 20, 2023
Reducing startup time of augmented reality experience
SNAP INC2 citations71
US12271517B1Apr 8, 2025
Bending-assisted calibration for extended reality tracking
SNAP INC4 citations70
US12192625B2Jan 7, 2025
Direct scale level selection for multilevel feature tracking under motion blur
SNAP INC1 citations64
US12210672B2Jan 28, 2025
Periodic parameter estimation for visual-inertial tracking systems
SNAP INC1 citations63
US12579690B2Mar 17, 2026
Intrinsic parameters estimation in visual tracking systems
SNAP INC0 citations62
US12342075B2Jun 24, 2025
Dynamic adjustment of exposure and ISO to limit motion blur
SNAP INC0 citations62
US12260588B2Mar 25, 2025
Depth-from-stereo bending correction using visual inertial odometry features
SNAP INC0 citations62
US11854227B2Dec 26, 2023
Depth-from-stereo bending correction using visual inertial odometry features
SNAP INC1 citations62
US12517364B2Jan 6, 2026
Eyewear device dynamic power configuration
SNAP INC0 citations61
US12356095B2Jul 8, 2025
Visual-inertial tracking using rolling shutter cameras
SNAP INC0 citations61
US12332452B2Jun 17, 2025
Geometry modeling of eyewear devices with flexible frames
SNAP INC0 citations61
US12265222B2Apr 1, 2025
Dynamic sensor selection for visual inertial odometry systems
SNAP INC0 citations61
US12267585B2Apr 1, 2025
Ultra low power camera pipeline for CV in AR systems
SNAP INC1 citations61
US12260016B2Mar 25, 2025
Reducing startup time of augmented reality experience
SNAP INC0 citations61
US12148128B2Nov 19, 2024
Selective image pyramid computation for motion blur mitigation in visual-inertial tracking
SNAP INC1 citations61
US11662589B2May 30, 2023
Geometry modeling of eyewear devices with flexible frames
SNAP INC0 citations61
US12411560B2Sep 9, 2025
Dynamic initialization of 3DOF AR tracking system
SNAP INC0 citations60
US12499633B1Dec 16, 2025
Body-mounted sensor for improved pose forecasting
SNAP INC0 citations59
US12352965B2Jul 8, 2025
AR system bending correction
SNAP INC0 citations59
US11988833B2May 21, 2024
AR system bending correction
SNAP INC0 citations59
US12446775B2Oct 21, 2025
Eyewear with inter-pupillary distance estimation
SNAP INC0 citations56
US12126783B2Oct 22, 2024
Misaligned vantage point mitigation for computer stereo vision
SNAP INC0 citations50
US11941184B2Mar 26, 2024
Dynamic initialization of 3DOF AR tracking system
SNAP INC0 citations50
US12435996B2Oct 7, 2025
Field calibration of an augmented reality device
SNAP INC0 citations46