Average Co-Inventor Count = 2.71
ph-index = 6
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 (13 from 90,673 patents)
2. Canon Research Centre France S.a. (1 from 9 patents)
14 patents:
1. 6438500 - Method and device for detecting the absence of a product in a reservoir
2. 6407557 - Process for measuring the electrical resistance of a resistive body for example for checking the conformity of a liquid product and devices for carrying out such a process
3. 6361135 - Method and device for determining the distribution of product present in a reservoir, notably ink in an image device
4. 6352325 - Device for determining a quantity of consumable product contained in at least one reservoir and a document printing device equipped with such an improvement
5. 6351716 - Method and device for determining the quantity of product contained in a reservoir, for example in an ink reservoir for a printer
6. 6345532 - Method and device for determining the quantity of product present in a reservoir, a product reservoir and a device for processing electrical signals intended for such a determination device
7. 6325477 - Method and device for determining the quantity of product present in a reservoir, a product reservoir and a device for processing electrical signals intended for such a determination device
8. 6318826 - Device for determining a quantity of consumable product, notably ink, present in a reservoir with a number of compartments, and corresponding document printing device
9. 6310635 - Device for determining a quantity of consumable product present in a reservoir and corresponding device for printing documents
10. 6299280 - Method of transmitting information by capacitive connection and a device adapted to implement it, such as a printer
11. 6254212 - Method and device for determining the quantity of product present in a reservoir, notably that of ink present in an image forming device
12. 6244680 - Detecting quantity of residual product in a movable reservoir
13. 6185515 - Method and device for detecting a filling threshold for an electrically insulating reservoir containing an electrically conductive product, for example a printing ink
14. 6183054 - Method and device for determining the quantities of consumable products contained in reservoirs grouped together next to one another and document printing device using this method