US Patent Issued to TOYOTA JIDOSHA on May 12 for "Control device for hydrogen engine" (Japanese Inventor)

ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,667, issued on May 12, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Control device for hydrogen engine" was invented by Ryu Hamaguchi (Toyota, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The hydrogen engine includes a blow-by gas passage that recirculates the blow-by gas leaked from the combustion chamber to the crankcase from the crankcase to the intake passage. The threshold temperature is set in advance based on the temperature at which the water contained in the oil stored in the crankcase starts evaporation in the crankcase. The control device limits the output of the hydrogen engine from when the oil temperature, which is the ...