Average Co-Inventor Count = 3.00
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 832,843 patents)
2 patents:
1. 4155042 - Disaster alert system
2. 4153881 - Early flood warning system