Average Co-Inventor Count = 2.00
ph-index = 2
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 (2 from 90,594 patents)
2. Canon Denshi Kabushiki Kaisha (2 from 316 patents)
3 patents:
1. 5574606 - Magnetic head having dust handling tape slide surface
2. 4484520 - Compact printer with clutch
3. 4044455 - Method of making a printing hammer unit