Average Co-Inventor Count = 1.33
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. Tomy Kogyo Co., Ltd. (2 from 376 patents)
2. Tomy Company, Ltd. (1 from 576 patents)
3 patents:
1. 8066543 - Toy top playing apparatus
2. 4941857 - Animal toys having switch and vibration motor
3. 4867726 - Animal toys