Average Co-Inventor Count = 2.54
ph-index = 9
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. Other (5 from 832,891 patents)
2. Sounds Fun, Inc. (3 from 3 patents)
3. Western Publishing Company, Inc. (2 from 27 patents)
4. Sight and Sound Inc. (2 from 5 patents)
5. Now & Zen, Inc. (1 from 2 patents)
13 patents:
1. 8675908 - Low cost programmable sound recording and playback device and method for communicating with, and recharging of, the device
2. 6819635 - Portable clock with chime signal
3. 6575851 - Rebound wall for ball sports
4. 5481257 - Remotely controlled vehicle containing a television camera
5. 5453013 - Interactive audio visual work
6. 5440526 - Low energy animated time piece
7. 5356296 - Audio storybook
8. D349923 - Electronic book
9. 5209665 - Interactive audio visual work
10. 5197044 - Low energy animated time piece
11. 5188222 - Anti-theft display package for animated talking time pieces
12. 5087043 - Interactive audio-visual puzzle
13. 4074666 - Carburetion system for an internal combustion engine