Average Co-Inventor Count = 15.27
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. Technologies Humanware Canada Inc. (3 from 3 patents)
2. Wisconsin Alumni Research Foundation (2 from 4,127 patents)
3. United States Library of Congress (2 from 2 patents)
3 patents:
1. D582430 - Player
2. D579940 - Cartridge
3. 7432912 - Pocket size computer adapted for use by a visually impaired user