Average Co-Inventor Count = 3.20
ph-index = 3
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. Heath Company (2 from 42 patents)
2. Imi Innovations Inc. (2 from 7 patents)
4 patents:
1. 7836461 - Computer interface system using multiple independent hardware and virtual human-computer input devices and related enabling subroutines
2. 7802265 - Computer interface system using multiple independent graphical data input devices
3. 5747937 - Two-level security lighting system
4. 5598066 - Two-level security lighting system