Inventor
TOUTOV ALEXANDRE
CA7 patents
Patents
7 patentsUS11725946B2Aug 15, 2023
Operating modes of magnetic navigation devices
ASTRA NAVIGATION INC1 citations67
US11680802B2Jun 20, 2023
Correlating overlapping magnetic measurement data from multiple magnetic navigation devices and updating a geomagnetic map with that data
ASTRA NAVIGATION INC2 citations67
US11719716B1Aug 8, 2023
Measuring distance traversed or speed
ASTRA NAVIGATION INC3 citations61
US12560435B2Feb 24, 2026
Generating a geomagnetic map
ASTRA NAVIGATION INC0 citations56
US12474168B2Nov 18, 2025
Using a magnetic recording for authentication
ASTRA NAVIGATION INC1 citations56
US11428532B2Aug 30, 2022
Generating a geomagnetic map
ASTRA NAVIGATION INC0 citations56
US12498245B2Dec 16, 2025
Embedding a magnetic map into an image file
ASTRA NAVIGATION INC0 citations46