Average Co-Inventor Count = 1.30
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 (7 from 832,891 patents)
2. Signtel, Inc. (1 from 2 patents)
9 patents:
1. 8523572 - Touch language
2. 8345827 - Sign language public addressing and emergency system
3. 7965196 - Devices for use by deaf and/or blind people
4. 7774194 - Method and apparatus for seamless transition of voice and/or text into sign language
5. RE41002 - Telephone for the deaf and method of using same
6. 7446669 - Devices for use by deaf and/or blind people
7. 7287009 - System and a method for carrying out personal and business transactions
8. 6996608 - Method for facilitating the entry of a URL address into an internet web browser URL address window
9. 5982853 - Telephone for the deaf and method of using same