Average Co-Inventor Count = 1.17
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. Other (4 from 832,912 patents)
2. Melissa & Doug, LLC (2 from 25 patents)
11 patents:
1. D1071007 - Bus toy
2. D1030912 - Car toy
3. 9013775 - Rotating spectral display device
4. D709795 - Solar powered rotating crystal
5. D591619 - Talking clock
6. D587391 - Battery-operated novelty illuminating device
7. 7153022 - Solar powered rainbow maker
8. D468661 - Solar powered rainbow making device
9. 6412775 - Compatibility-testing amusement device with an electrical circuit
10. 6402584 - Flapping heart amusement device
11. D445341 - Fly clock