Average Co-Inventor Count = 1.29
ph-index = 8
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. Ast Research, Inc. (4 from 173 patents)
2. Other (2 from 832,718 patents)
3. Grid Systems Corporation (2 from 29 patents)
4. No Tears Learning, Inc. (2 from 5 patents)
5. Samsung Electronics Co., Ltd. (1 from 131,324 patents)
11 patents:
1. 11749130 - System and method for teaching pre-keyboarding and keyboarding
2. 10839710 - System and method for teaching pre-keyboarding and keyboarding
3. 10269262 - System and method for teaching pre-keyboarding and keyboarding
4. 6212297 - Handwritten keyboardless entry computer system
5. 6064766 - Handwritten keyboardless entry computer system
6. 6002799 - Handwritten keyboardless entry computer system
7. 5933526 - Handwritten keyboardless entry computer system
8. 5365598 - Handwritten keyboardless entry computer system
9. 5297216 - Handwritten keyboardless entry computer system
10. 5157737 - Handwritten keyboardless entry computer system
11. 4972496 - Handwritten keyboardless entry computer system