Average Co-Inventor Count = 2.00
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. Capitol Products Corporation (3 from 42 patents)
2. Ethyl Corporation (1 from 1,362 patents)
4 patents:
1. D258618 - Swimming pool coping member or similar article
2. D258537 - Swimming pool coping member or similar article
3. D258538 - Swimming pool coping member or similar article
4. 4229844 - Swimming pool coping