Average Co-Inventor Count = 2.00
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. Alberts Generator Services Inc. (3 from 3 patents)
2. 3m Innovative Properties Company (1 from 14,059 patents)
4 patents:
1. 9964109 - Apparatus for driving fluid having a rotating cam and rocker arm
2. 9695821 - Compressor with rotating cam and sliding end vanes
3. 8985980 - Compressor with rotating cam and sliding end vanes
4. 8652375 - Method and apparatus for making scrolls from exfoliatable materials