Average Co-Inventor Count = 4.37
ph-index = 2
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. Rosetta Stone, Ltd. (7 from 16 patents)
7 patents:
1. 10812575 - Performing a computerized language teaching lesson using a main computer and a mobile device
2. 9954938 - Performing a computerized language teaching lesson using a main computer and a mobile device
3. 9135086 - Performing a computerized language teaching lesson using a main computer and a mobile device
4. 8840400 - Method and apparatus for improving language communication
5. 8308484 - System and methods for detecting deception as to fluency or other ability in a given language
6. 8002551 - Language skills teaching method and apparatus
7. 7524191 - System and method for language instruction