Average Co-Inventor Count = 2.33
ph-index = 7
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 Corporation (7 from 847 patents)
7 patents:
1. D328591 - Opto-electrical signal converter
2. D319226 - Portable bar code reader
3. D317911 - Optical interface for bar code reader
4. D317757 - Order terminal for inventory control
5. D313224 - Portable order terminal with printer
6. D312628 - Portable order terminal with card reader
7. D279688 - Electronic calculator