Average Co-Inventor Count = 1.50
ph-index = 3
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. A-t-o Inc. (3 from 98 patents)
3 patents:
1. 4073741 - Cobalt oxide chlorate candle
2. 4039620 - Endothermal carbon dioxide absorption
3. 4005708 - Apparatus for endothermal absorption of carbon dioxide