Average Co-Inventor Count = 1.00
ph-index = NA
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 (1 from 36,546 patents)
2. K.k. Sun Metalon (1 from 6 patents)
1 patent:
1. 12464611 - Heating device