Average Co-Inventor Count = 1.33
ph-index = 1
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. Standard Oil Company (Indiana) (1 from 1,055 patents)
2 patents:
1. 11864479 - Multipurpose drain tool
2. 4441955 - Base cup applicator