Average Co-Inventor Count = 1.43
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. Sharp Kabushiki Kaisha Corporation (5 from 25,543 patents)
5 patents:
1. D502703 - Personal digital assistant
2. D500041 - Expansion unit for personal digital assistant
3. D426249 - Video camera for an electronic computer
4. D403477 - Vacuum cleaner
5. D403478 - Vacuum cleaner