Average Co-Inventor Count = 2.25
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. Seiko Clock Inc. (3 from 29 patents)
3 patents:
1. 9244435 - Timepiece having a wide variety of appearances
2. 9213315 - Timepiece with movable ornamental body
3. 9176477 - Timepiece