Average Co-Inventor Count = 2.31
ph-index = 5
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. (5 from 19 patents)
2. Perfect Synergy, Inc. (2 from 2 patents)
3. Other (1 from 832,912 patents)
10 patents:
1. D563460 - Calculator
2. 7097321 - Earpiece light
3. D521995 - USB portable storage drive
4. 6834978 - Earpiece light
5. 6637910 - Earpiece light
6. 6105535 - Ant habitat with retainer lip
7. 5842871 - Electronic testing system for use by multiple students
8. D379362 - Display accessory for overhead projector system
9. D377665 - Electronic teaching quizzer
10. D354769 - Educational electronic book