US Patent Issued to Ricoh on July 7 for "Driver circuit for a printhead" (California Inventor)

ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,489, issued on July 7, was assigned to Ricoh Co. Ltd. (Tokyo).

"Driver circuit for a printhead" was invented by Hiroshi Nishimura (West Hills, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Printheads and methods of operation. In one embodiment, a printhead includes a plurality of jetting channels comprising first jetting channels configured to jet a first print fluid and second jetting channels configured to jet a second print fluid, and a driver circuit communicatively coupled to actuators of the jetting channels. The driver circuit receives a drive waveform comprising first jetting pulses provisioned for the first print fluid and second jet...