Average Co-Inventor Count = 2.86
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. Caterpillar Inc. (4 from 9,483 patents)
4 patents:
1. D455763 - Cab/counterweight upper for tracked feller-buncher
2. D451933 - Tracked feller-buncher upper
3. D446225 - Cab structure for a forestry swing machine
4. D438878 - Cab structure for a forestry swing machine