Average Co-Inventor Count = 2.48
ph-index = 6
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. Digital Equipment Corporation (3 from 2,297 patents)
2. Wang Laboratories, Inc. (3 from 280 patents)
6 patents:
1. D308198 - Digitizing tablet
2. D308055 - Digitizing tablet for computer input
3. D307421 - Digitizing pen
4. D302684 - Keyboard
5. D300324 - Cursor control for computer display
6. D279474 - Keyboard