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Ohta; Kazuya
Fujiyoshida, JP
No. of patents:

Patent Number Title Of Patent Date Issued
7668221 Gas laser apparatus, and method and device for monitoring blower February 23, 2010
A gas laser apparatus including a laser oscillating section including a blower forcibly circulating a medium gas in a medium circuit, and a blower monitoring section monitoring a maintenance state of the blower. The blower includes a lubricant storage chamber storing a lubricant, and
7342948 Blower used for laser oscillator March 11, 2008
In an laser oscillator (100), a blower (10, 20, 120) for circulating a laser medium between an electric discharge tube (102) and a circulating passage (104) includes: a casing (12) having a suction port (12a) and an exhaust port (12b); and a blade (18) pivotally supported in the casing
6826221 Laser oscillator November 30, 2004
A laser oscillator capable of effectively collecting and removing particulate foreign matter contained in gas laser medium flowing in a circulating path. An electric discharge section arranged in an optical resonator is incorporated into a circulating path of the gas medium including

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