Average Co-Inventor Count = 4.29
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. Sharp Kabushiki Kaisha Corporation (4 from 25,543 patents)
4 patents:
1. 4931926 - Inputting system and an editing system in an inquiry-and-answer system
2. 4837689 - Inputting and editing system in a knowledge based inquiry and answer
3. 4134674 - Microfiche retrieval system with a printer operable in four modes
4. 4076125 - Card retrieval system