Average Co-Inventor Count = 1.64
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. The Standard Oil Company (2 from 1,192 patents)
2. Stemcor Corporation (1 from 32 patents)
3 patents:
1. 4730239 - Double layer capacitors with polymeric electrolyte
2. 4622611 - Double layer capacitors
3. 4399203 - Sulfide and selenide compositions