Average Co-Inventor Count = 1.00
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. Western Atlas International, Inc. (392 patents)
2. I/o Exploration Products (1 patent)
3. Lee Edward Siems (0 patent)
4. Marvin Keith Amerine (0 patent)
5. William Paul Vorheier (0 patent)
6. Loring Charles Chien (0 patent)
0 patent: