Average Co-Inventor Count = 3.00
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. Casio Computer Co., Ltd. (1 from 5,223 patents)
1 patent:
1. 10885498 - Attendance registration device, attendance registration method, and recording medium