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. Hazeltine Corporation (1 from 136 patents)
2. Nashua Corporation (1 from 85 patents)
2 patents:
1. D270158 - Computer terminal
2. D267565 - Document feeder for copying machine