Average Co-Inventor Count = 3.24
ph-index = 4
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 832,680 patents)
2. Midmark Corporation (1 from 157 patents)
3. E-z-em, Inc. (1 from 27 patents)
4 patents:
1. 6119720 - Flood control device
2. 5782263 - Flood control device
3. 5274851 - Protective garment with a resilient support
4. D321097 - Podiatry chair