Average Co-Inventor Count = 2.00
ph-index = 1
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. Sumitomo (shi) Cryogenic of America, Inc. (2 from 10 patents)
2. Sumitomo Cryogenics of America, Inc. (0 patent)
2 patents:
1. RE49384 - Helium compressor with dual after-coolers
2. 10240832 - Helium compressor with dual after-coolers