Average Co-Inventor Count = 4.00
ph-index = 1
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. Takeda Chemical Industries, Inc. (1 from 1,858 patents)
2. Showa Aluminum Corporation (1 from 152 patents)
1 patent:
1. 4686133 - Closure material for sealing glass containers