Inventor

STOKES ROBERT JOEL

US3 patents

⚠️ This page may combine multiple inventors who share the name “STOKES ROBERT JOEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MEARS PAUL M

1 patent

US8914819B2Dec 16, 2014

Methods and apparatus for metering portable media players

MEARS PAUL M10 citations90

STOKES ROBERT JOEL

1 patent

US8959556B2Feb 17, 2015

Methods and apparatus for determining the operating state of audio-video devices

STOKES ROBERT JOEL12 citations77

NIELSEN CO US LLC

1 patent

US9681179B2Jun 13, 2017

Methods and apparatus for determining the operating state of audio-video devices

NIELSEN CO US LLC2 citations70