Average Co-Inventor Count = 1.78
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. Educational Insights, Inc. (4 from 19 patents)
4 patents:
1. D379362 - Display accessory for overhead projector system
2. 5471778 - Collapsible net assembly capable of rotatably closing the support rods
3. D364643 - Electronic quiz unit for attachment to books
4. D347856 - Electronic educational game