Average Co-Inventor Count = 1.60
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. Toyota Jidosha Kabushiki Kaisha (2 from 36,771 patents)
2. Tsubakimoto Kogyo Co. Ltd. (1 from 9 patents)
2 patents:
1. 7900345 - Insulation sleeve assembling apparatus
2. 7500905 - Grinding apparatus and grinding system