Average Co-Inventor Count = 2.86
ph-index = 4
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 (5 from 41 patents)
5 patents:
1. 8038027 - Fuel cap and vaporized fuel adsorption canister used in the fuel cap
2. 7584931 - Case holding mechanism
3. 6401751 - Fuel supplying apparatus
4. 6308733 - Fuel supplying apparatus
5. 6206037 - Fuel supplying apparatus