Average Co-Inventor Count = 3.33
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. (1 from 15 patents)
3 patents:
1. D990221 - Coffee grinder electric
2. D916541 - Coffee machine
3. D891165 - Coffee machine