Inventor
WHEELER HENRY B
US8 patents
⚠️ This page may combine multiple inventors who share the name “WHEELER HENRY B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIELSEN MEDIA RES INC
4 patentsUS6675383B1Jan 6, 2004
Source detection apparatus and method for audience measurement
NIELSEN MEDIA RES INC249 citations98
US6513161B2Jan 28, 2003
Monitoring system for recording device
NIELSEN MEDIA RES INC106 citations98
US5737025AApr 7, 1998
Co-channel transmission of program signals and ancillary signals
NIELSEN MEDIA RES INC261 citations97
US5737026AApr 7, 1998
Video and data co-channel communication system
NIELSEN MEDIA RES INC118 citations95
NIELSEN CO US LLC
3 patentsUS7587728B2Sep 8, 2009
Methods and apparatus to monitor reception of programs and content by broadcast receivers
NIELSEN CO US LLC104 citations98
US7958526B2Jun 7, 2011
Source detection apparatus and method for audience measurement
NIELSEN CO US LLC34 citations96
US7774807B2Aug 10, 2010
Source detection apparatus and method for audience measurement
NIELSEN CO US LLC6 citations73