Average Co-Inventor Count = 1.20
ph-index = 2
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. Daifuku Co., Ltd. (3 from 708 patents)
3 patents:
1. 9558977 - Transport device with rotating receiving part
2. 9457479 - Transport device
3. 9457480 - Transport device