Average Co-Inventor Count = 2.67
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. Mitsubishi Heavy Industries Compressor Corporation (2 from 316 patents)
2 patents:
1. 11318406 - Heater-integrated filter and rotating machine system
2. 10683869 - Filter with integrated heater, and rotary machine system