Average Co-Inventor Count = 4.00
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. Namiki Seimitsu Houseki Kabushiki Kaisha (2 from 66 patents)
2 patents:
1. D565970 - Wristwatch
2. D565433 - Wristwatch