Average Co-Inventor Count = 2.00
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. (5 from 151 patents)
2. Other (1 from 832,812 patents)
6 patents:
1. 6681424 - Tilt-top mortuary cot
2. 6381781 - Combination ambulance cot and chair
3. 5839136 - Cot mountable arm rest and cot incorporating same
4. 5432966 - Adjustable ambulance cot with trolley mechanism
5. 4688279 - Combination stretcher and stairchair
6. 4369985 - One man cart for articles