Average Co-Inventor Count = 3.60
ph-index = 3
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. Canon Kabushiki Kaisha (6 from 90,594 patents)
6 patents:
1. 5249256 - Electronic instrument for putting out information in the form of voice
2. 4551818 - Electronic apparatus for translating one language into another
3. 4459036 - Electronic instrument for scheduled data handling
4. 4395704 - Input device for electronic apparatus
5. 4344147 - Electronic calculator with printer
6. 4253088 - Electronic scheduler