Inventor
KISTENMACHER JOHN C
US4 patents
⚠️ This page may combine multiple inventors who share the name “KISTENMACHER JOHN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIELSEN CO US LLC
3 patentsUS11532159B2Dec 20, 2022
Methods and apparatus to monitor a split screen media presentation
NIELSEN CO US LLC2 citations68
US10839225B2Nov 17, 2020
Methods and apparatus to monitor a split screen media presentation
NIELSEN CO US LLC2 citations68
US12500680B2Dec 16, 2025
Methods and apparatus to monitor a split screen media presentation
NIELSEN CO US LLC0 citations57