Average Co-Inventor Count = 1.36
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. Electron Power Systems, Inc. (5 from 6 patents)
5 patents:
1. 6617775 - Energy storage device
2. 6603247 - Energy storage and recovery system
3. 6140752 - Energy storage device having a plurality of single charged particles and
4. 5773919 - Electron spiral toroid
5. 5589727 - Energy storage system