Average Co-Inventor Count = 1.26
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. Princeton Tectonics, Inc. (4 from 27 patents)
4 patents:
1. 6220720 - Flashlight
2. D429014 - Flashlight
3. D422734 - Flashlight
4. D405202 - Personal headlamp