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. Midmark Corporation (2 from 157 patents)
2 patents:
1. 4916725 - Patient support apparatus having x-ray film cartridge shuttle
2. 4905266 - Film cartridge support for bed-like stretcher