Average Co-Inventor Count = 2.09
ph-index = 4
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. Fanuc Corporation (7 from 6,066 patents)
2. Franc Ltd. (1 from 1 patent)
8 patents:
1. 5237251 - Control unit for a machine with a tapping function
2. 5208524 - Current control apparatus for PWM control
3. 5153491 - Main spindle control method
4. 5132599 - Velocity control apparatus
5. 5093608 - Motor control apparatus
6. 5081407 - Numerical control apparatus
7. 5030900 - Spindle orientation control apparatus
8. 5027680 - Machine tool with two spindles