Average Co-Inventor Count = 1.25
ph-index = 4
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. Citizen Watch Company, Ltd. (5 from 2,002 patents)
5 patents:
1. D1081397 - Watchcase
2. D925377 - Watchcase
3. D920135 - Watchcase
4. D909904 - Watchband
5. D850294 - Watchcase