Average Co-Inventor Count = 2.67
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. (2 from 706 patents)
2. Honda Motor Co., Ltd. (1 from 21,831 patents)
2 patents:
1. 8230988 - Apparatus for transferring vehicles onto conveyor
2. 7171906 - Friction-drive carriage type conveyor