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. Other (2 from 832,812 patents)
2 patents:
1. 5807424 - Regenerative adsorption filter bed for exhauster hoods
2. 5616169 - Seal-free and frame-free odor and/or pollutant filter