Average Co-Inventor Count = 6.00
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. Nec Tokin Corporation (3 from 259 patents)
2. Kayaba Industry Company, Ltd. (1 from 308 patents)
3. Shinko Electric Company, Ltd. (1 from 227 patents)
4. Railway Technical Research Institute (1 from 65 patents)
5. Nec Tokin Ceramics Corporation (1 from 1 patent)
3 patents:
1. 7405922 - Double layer capacitor
2. 7350880 - Anti-lock brake system for vehicles
3. 7040716 - Anti-lock brake system for vehicles