Average Co-Inventor Count = 3.00
ph-index = 3
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. Toyo Roki Seizo Kabushiki Kaisha (3 from 41 patents)
3 patents:
1. 6401751 - Fuel supplying apparatus
2. 6308733 - Fuel supplying apparatus
3. 6206037 - Fuel supplying apparatus