Average Co-Inventor Count = 3.81
ph-index = 6
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. Ferno-Washington, Inc. (8 from 151 patents)
8 patents:
1. 7996939 - Electro-hydraulically powered lift ambulance cot
2. 7621003 - Self-locking swivel castor wheels for roll-in cot
3. 7612301 - Method for weighing an ambulance cot by supporting it on a scale by two wheels and a kickstand
4. 7409734 - Pneumatically powered lift ambulance cot
5. 7302718 - Multiple level roll-in cot
6. 7131151 - Multiple level roll-in cot
7. 6701545 - Multiple level roll-in cot
8. 6431319 - Height-adjustable equipment cart with detachable table