Average Co-Inventor Count = 3.86
ph-index = 4
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)
2. International Business Machines Corporation (1 from 164,173 patents)
4 patents:
1. 5839104 - Point-of-sale system having speech entry and item recognition support
2. 5721831 - Method and apparatus for recording results of marketing activity in a
3. 5712987 - Interface and associated bank customer database
4. 5121319 - Method and apparatus for selective suspension and resumption of computer