ALEXANDRIA, Va., July 14 -- United States Patent no. 12,680,518, issued on July 14, was assigned to Cummins Inc. (Columbus, Ind.).

"Methods and systems for detecting high friction within flow control devices" was invented by Michael R. Tidwell (Bloomington, Ind.), Sarah E. Gnau (Lexington, Ky.), Eric Gonzalez (Indianapolis) and Abhishek Javvaji (Fitchburg, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Method and system for detecting a high friction within a flow control device of a fuel system are disclosed. For example, the method includes receiving a service test sequence to execute a service test, performing, in response to receiving the service test sequence, the service test to generate test data,...