Average Co-Inventor Count = 12.00
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. Yamazaki Mazak Corporation (4 from 136 patents)
4 patents:
1. 5191817 - Machining method for the use of a complex machining machine tool
2. 5157824 - Opposed spindles lathe having tool rests movable in two different
3. 5095598 - Complex machining machine tool
4. 4949444 - Machine tool machining method