Average Co-Inventor Count = 4.44
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. Toyota Jidosha Kabushiki Kaisha (2 from 36,771 patents)
2. Tonen Corporation (1 from 141 patents)
2 patents:
1. D576794 - Golf bag
2. 5391307 - Lubricating oil composition