Average Co-Inventor Count = 2.57
ph-index = 3
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. Ncr Corporation (3 from 4,491 patents)
3 patents:
1. 5297202 - Apparatus and method for producing a digitized transaction record
2. 5223677 - Handwriting capture device with insertable form interface
3. 5195133 - Apparatus and method for producing a digitized transaction record