Inventor

FROGER MARIE-HELENE

FR26 patents

⚠️ This page may combine multiple inventors who share the name “FROGER MARIE-HELENE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FROGER MARIE-HELENE

CANON KK

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

Device for determining a quantity of consumable product, notably ink, present in a reservoir with a number of compartments, and corresponding document printing device

Method and device for determining the quantity of product present in a reservoir, notably that of ink present in an image forming device

Method and device for monitoring the operational state of a reservoir, for example an ink reservoir

Method and device for monitoring the consumption of a product, such as an ink, contained in a reservoir

Method and device for detecting the absence of a product in a reservoir

Sheet feeding device having a separating and prestressing device

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

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

Device for determining quantities of consumable products contained in reservoirs and a document printing device having several different reservoirs of pigmented products

Method and device for determining the distribution of product present in a reservoir, notably ink in an image device

Device for determining a quantity of consumable product contained in at least one reservoir and a document printing device equipped with such an improvement

Method and device for determining the quantity of product contained in a reservoir, for example in an ink reservoir for a printer

Device for determining a quantity of consumable product present in a reservoir and corresponding device for printing documents

Method and device for monitoring the consumption of a product, for example a printing ink, using a low-pass filter

Method and device for detecting a filling threshold for an electrically insulating reservoir containing an electrically conductive product, for example a printing ink

Sheet collating or storage device

Tray for loading sheets, including a receptacle and a lid having prevention means preventing the passage of sheets between the lid and the receptacle

Tray for loading sheets in a sheet-processing apparatus having an elastic force maintaining a lid in an open position

Method and device for determining a quantity of consumable product present in a reservoir and a document printing device implementing this method

Method and device for determining the quantity of product contained in a reservoir, for example in an ink reservoir for a printer

Detecting quantity of residual product in a movable reservoir

Sheet feeding device intended to be mounted on an image-forming apparatus

Checking of the operation of the transfer of ink in an image transfer device

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

CANON RES CT FRANCE S A

Method of transmitting information by capacitive connection and a device adapted to implement it, such as a printer