Average Co-Inventor Count = 2.67
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. The Nielsen Comapny (us), LLC (3 from 2,162 patents)
2. Other (1 from 832,718 patents)
3. Nielsen Media Research, Inc. (1 from 41 patents)
5 patents:
1. 9508086 - Methods and apparatus to monitor, verify, and rate the performance of airings of commercials
2. 9064270 - Methods and apparatus to monitor, verify, and rate the performance of airings of commercials
3. 8701136 - Methods and apparatus to monitor, verify, and rate the performance of airings of commercials
4. 6338043 - Method and apparatus for developing a package of media advertising spots
5. 4699562 - Extendable dipperstick for excavators and backhoes