Average Co-Inventor Count = 4.80
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. Tree Field, Inc. (2 from 5 patents)
2. Daito Giken, Inc. (15 patents)
2 patents:
1. 10694884 - Extracting apparatus and extracting method
2. 10595665 - Extracting method and extracting apparatus