Average Co-Inventor Count = 3.75
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. Menicon Co., Ltd. (2 from 241 patents)
2 patents:
1. 9215974 - Apparatus for optometric self-examination, management server and contact lens selection system
2. 7837327 - Contact lens user support system and support method