Average Co-Inventor Count = 1.26
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. (4 from 2,003 patents)
4 patents:
1. D340871 - Wristwatch
2. D340650 - Wristwatch
3. D340649 - Wristwatch
4. 4785982 - Watch case and band attachment structure