Average Co-Inventor Count = 1.33
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. Allis-chalmers Corporation (4 from 532 patents)
4 patents:
1. 4310081 - Park lock and range shift control
2. 4303151 - Positive locking shift coupler
3. 4119119 - Shift control detent mechanism
4. 3987879 - Vehicle park-brake and gear shifter with an interlock