Average Co-Inventor Count = 3.00
ph-index = 2
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. Siemens Aktiengesellschaft (2 from 30,069 patents)
2 patents:
1. 4093201 - Disc support structure
2. 3962391 - Disc support structure and method of producing the same