Average Co-Inventor Count = 6.46
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. Sumitomo Light Metal Industries, Ltd. (2 from 140 patents)
2. Fujifilm Corporation (1 from 16,136 patents)
2 patents:
1. 8828156 - Aluminum sheet material for lithographic printing plates
2. 5334814 - Electrode for spot welding