Average Co-Inventor Count = 1.06
ph-index = 11
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. Tomy Company, Ltd. (13 from 576 patents)
13 patents:
1. D666252 - Toy top
2. D666253 - Toy top
3. D660918 - Toy top
4. 8066543 - Toy top playing apparatus
5. D646729 - Toy top
6. D639348 - Toy top
7. D629847 - Toy top
8. D629848 - Toy top
9. D629468 - Toy top
10. D616043 - Toy hand grip for toy top spinner
11. D614245 - Toy top
12. D606126 - Playing surface for toy top
13. D606125 - Playing surface for toy tops