Average Co-Inventor Count = 4.61
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. Daifuku Co., Ltd. (3 from 708 patents)
3 patents:
1. 10556747 - Conveyance device using carriage
2. 10087007 - Cart-type transporting device
3. 9969557 - Cart-type transporting device