Average Co-Inventor Count = 2.40
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. Nidec Sankyo Corporation (4 from 729 patents)
4 patents:
1. 11359849 - Ice making device
2. 11209203 - Ice making device
3. 11181310 - Ice maker
4. 7994663 - Motor