Average Co-Inventor Count = 4.00
ph-index = 1
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. Tandy Corporation (1 from 130 patents)
2. Ast Research, Inc. (173 patents)
3. Grid Systems Corporation (29 patents)
4. Kenneth L. Dulaney (0 patent)
5. Lindsay Sanford (0 patent)
6. James H. Mcnamara (0 patent)
7. Jeffrey C. Hawkins (0 patent)
1 patent:
1. 5031119 - Split screen keyboard emulator