Average Co-Inventor Count = 1.17
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 Corporation (6 from 847 patents)
2. Sharp Kabushiki Kaisha Corporation (2 from 25,561 patents)
8 patents:
1. D658710 - Cash register
2. D574438 - LCD tag for display shelf
3. D318863 - Combined digital audio disc player, radio and tape recorder
4. D313598 - Combined digital audio disc player, radio and tape recorder
5. D311187 - Combined tape recorder and radio
6. D309453 - Combined tape recorder and radio
7. D309454 - Combined tape recorder and radio
8. D306297 - Combined tape recorder and radio