Average Co-Inventor Count = 2.40
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. Other (3 from 832,843 patents)
2. Edus Inc. (1 from 1 patent)
3. 21st Century Holdings, Inc. (1 from 1 patent)
5 patents:
1. 7189753 - Preemptive prophylaxis of migraine
2. 6416472 - Method and device for measuring cognitive efficiency
3. 6066092 - Preemptive prophylaxis of migraine device and method
4. 5609617 - Method for enhancement of dehydroepiandrosterone
5. 5242376 - Relaxation device and method