ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,699,046, issued on Aug. 4, was assigned to YOKOGAWA ELECTRIC Corp. (Tokyo).
"Laser gas analyzer" was invented by Hajime Nakamura (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A laser gas analyzer includes: a laser diode that irradiates a measurement target gas with laser light; a photodiode that receives the laser light that has passed through the measurement target gas; a processor that calculates a concentration of a component contained in the measurement target gas based on an amount of light of the laser light received by the photodiode; and a light emitting diode (LED) that irradiates LED light such that the LED light is received by the phot...