Average Co-Inventor Count = 1.00
ph-index = 5
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. Japana Co., Ltd. (6 from 18 patents)
6 patents:
1. D569596 - Golf shoe spike
2. 7073280 - Cleat for golf shoes
3. 7073281 - Spike for golf shoes
4. D514782 - Cleat
5. 6675505 - Golf shoe cleat
6. D452947 - Cleat