Average Co-Inventor Count = 2.86
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. Nikon Corporation (2 from 8,889 patents)
2 patents:
1. 10557707 - Encoder, driving device, and robot apparatus
2. 10234308 - Encoder, manufacturing method of encoder scale, manufacturing method of encoder, and driving apparatus