Average Co-Inventor Count = 4.00
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 (1 from 36,499 patents)
2. Kabushiki Kaisha Toyota Jidoshokki (1 from 1,812 patents)
3. Nippon Reinz Co., Ltd. (1 from 15 patents)
1 patent:
1. 8042815 - Cylinder head gasket and engine