Average Co-Inventor Count = 2.86
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. Nippon Kokan Kabushiki Kaisha (2 from 487 patents)
2 patents:
1. 4783433 - Selective adsorbent for CO and method of manufacturing the same
2. 4743276 - Method of separating carbon monoxide and carbon monoxide adsorbent used