Average Co-Inventor Count = 7.00
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. Daiwa Seiko, Inc. (2 from 602 patents)
2 patents:
1. 6543178 - Intra-line fishing rod
2. 6408562 - Intra-line fishing rod