Inventor
Ai xiao
GB9 patents
⚠️ This page may combine multiple inventors who share the name “Ai xiao”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QLM TECH LTD
6 patentsUS12411153B2Sep 9, 2025
Accurate measurement of methane gas leak flow rate
QLM TECH LTD0 citations58
US12158419B2Dec 3, 2024
Gas detection tuning modulation
QLM TECH LTD0 citations56
US12123830B2Oct 22, 2024
Rapidly tuneable diode lidar
QLM TECH LTD0 citations56
US12099007B2Sep 24, 2024
Rapidly tuneable diode lidar
QLM TECH LTD0 citations56
US12253466B2Mar 18, 2025
Accurate methane detection using tuned lidar modulation
QLM TECH LTD0 citations49
US12339264B1Jun 24, 2025
Calibration for tuneable diode lidar gas detection
QLM TECH LTD0 citations35
QLM TECH LIMITED
3 patentsUS11714047B2Aug 1, 2023
Method to determine gas absorption in rapidly tuned diode lidar
QLM TECH LIMITED2 citations65
US11644576B2May 9, 2023
Method of operating a lidar system for detection of gas
QLM TECH LIMITED2 citations62
US12111335B2Oct 8, 2024
Measurement of gas flow rate
QLM TECH LIMITED0 citations57