Average Co-Inventor Count = 2.00
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. Texas Instruments Corporation (4 from 29,256 patents)
4 patents:
1. D261005 - Case for an electronic calculator
2. D260515 - Case for interchangeable program module for a personal computer or the
3. D259200 - Case for an electronic calculator
4. D256370 - Case for hand-held electronic calculator