Average Co-Inventor Count = 1.89
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. Libbey-owens-ford Co. (3 from 309 patents)
3 patents:
1. 4293264 - Pivotal shipping rack supporting apparatus
2. 4208754 - Cleaning apparatus for conveyor rolls
3. 4004903 - Method of and apparatus for increasing the melting rate of glass making