Average Co-Inventor Count = 2.57
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. Tatsuno Corporation (3 from 77 patents)
3 patents:
1. 6527020 - Oil supply station system
2. 5926097 - Fueling system
3. 5735435 - Fuel dispenser with seismic vibration perception function.