Average Co-Inventor Count = 4.00
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. 3M Innovative Properties Company (2 from 14,087 patents)
2 patents:
1. 6499209 - Internally damped stator, rotor, and transformer and a method of making
2. 6191510 - Internally damped stator, rotor, and transformer and a method of making