Average Co-Inventor Count = 2.00
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. Other (2 from 832,880 patents)
2. Intervoice Limited Partnership (1 from 91 patents)
3. Efficient Networks, Inc. (1 from 23 patents)
4 patents:
1. 8517909 - Apparatus and methods to improve sleep, reduce pain and promote natural healing
2. 8088057 - Apparatus and methods to improve sleep, reduce pain and promote natural healing
3. 6459790 - System and method for selective filter isolation
4. 5802169 - System and method for transmission system automatic impedance matching