The Lee Valve Company Finally Has Competition

Admin    July 27, 2021

The expiration of U.S. Patent 5.819,799, held by the Lee Company of Westbrook, CT has opened the doors to competition in the manufacture of high-speed solenoid-operated microfluidic valves. These microfluidic valves are used in a wide range of industrial, medical and research applications. One such application is inkjet valves for large character drop-on-demand (DOD) printing. Sinotech has manufactured microfluidic valves, including inkjet valves, for decades. Now, with the expiration of the Lee Company patent, Sinotech is able to offer microfluidic valves and inkjet valves at less than one half the cost of Lee valves. Chemical Compatibility One of the biggest…

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