Inventor
DEFRANK NICOLAS
US9 patents
⚠️ This page may combine multiple inventors who share the name “DEFRANK NICOLAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HART WILLIAM
6 patentsUS9720259B2Aug 1, 2017
Eyewear pupilometer
HART WILLIAM12 citations81
US12361505B2Jul 15, 2025
Aerial drone navigation system with lidar mapping
HART WILLIAM1 citations72
US11880091B2Jan 23, 2024
Pupillary response feedback eyewear
HART WILLIAM3 citations72
US11347084B2May 31, 2022
Pupillary response feedback eyewear
HART WILLIAM3 citations70
US12062107B2Aug 13, 2024
Social distancing methods and devices
HART WILLIAM0 citations60
US12326616B2Jun 10, 2025
Augmented reality glasses with object recognition
HART WILLIAM0 citations59