Average Co-Inventor Count = 2.67
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. Caterpillar Inc. (1 from 9,463 patents)
2. Caterpillar Tractor Co. (1 from 1,981 patents)
2 patents:
1. 5836566 - Connector mechanism for a valve spool and a diaphragm
2. 4349233 - Method and apparatus for controlling wheel slip on differentially