Average Co-Inventor Count = 2.40
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. Dutton-lainson Company (2 from 30 patents)
2 patents:
1. 5261132 - Patient chair construction with recliner back tilt control and footrest
2. 5182821 - Panel construction for bathing tub