Average Co-Inventor Count = 2.40
ph-index = 2
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. Tabata Co., Ltd. (2 from 76 patents)
2 patents:
1. 6582157 - Diving jacket
2. 6398604 - Combination of strap and buckle for diving fins