1
Shinji Nagai: Battery pack including measuring and indicating. Ricoh Company, Oblon Spivak McClelland Maier & Neustadt, June 1, 1993: US05216371 (71 worldwide citation)

A battery pack including a casing adapted to be detachably attached to a battery-powered apparatus. A rechargeable secondary battery is housed within the casing and includes positive and negative terminals. At least a pair of power electrodes are connected to the positive and negative terminals of t ...


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Shinji Nagai, Takanobu Ishihara, Kouji Kakizaki, Tamotsu Abe: Extreme ultraviolet light source apparatus. Gigaphoton, McDermott Will & Emery, August 16, 2011: US07999241 (24 worldwide citation)

An extreme ultraviolet light source apparatus has a magnetic field generator which generates a magnetic field region around a direction of the magnetic field passing through a plasma region in which a plasma is to be generated and converges charged particles including ion emitted from the plasma reg ...


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Kiwamu Takehisa, Hakaru Mizoguchi, Shinji Nagai, Tatsumi Gotou: Ultra-narrow band flourine laser apparatus. Komatsu, Varndell & Varndell PLLC, January 4, 2005: US06839373 (12 worldwide citation)

An ultra-narrow band fluorine laser apparatus is provided in which a line width of a fluorine laser can be narrowed to about 0.2 to 0.3 pm without using any band-narrowing element such as an etalon. In an oscillator 11, a laser chamber 15 is provided in a stable type resonator constituted by an outp ...


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Shinji Nagai, Takanobu Ishihara, Kouji Kakizaki, Hiroshi Sobukawa, Takeshi Murakami, Masahiro Inoue: Extreme ultraviolet light source apparatus. Gigaphton, Ebara Corporation, Kabushiki Kaisha Topcon, McDermott Will & Emery, August 23, 2011: US08003963 (11 worldwide citation)

An extreme ultraviolet light source apparatus comprises a target supply unit supplying a target into a vacuum chamber, a laser oscillator outputting a laser light into the vacuum chamber, a collector mirror outputting an extreme ultraviolet light outside by reflecting the extreme ultraviolet light e ...


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Takeshi Asayama, Kouji Kakizaki, Akira Endo, Shinji Nagai: Extreme ultraviolet light source apparatus. Gigaphoton, McDermott Will & Emery, November 19, 2013: US08586954 (10 worldwide citation)

An extreme ultraviolet light source apparatus generating an extreme ultraviolet light from plasma generated by irradiating a target material with a laser light within a chamber, and controlling a flow of ions generated together with the extreme ultraviolet light using a magnetic field or an electric ...


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Yoshifumi Ueno, Georg Soumagne, Shinji Nagai, Akira Endo, Tatsuya Yanagida: Extreme ultraviolet light source apparatus. Gigaphoton, McDermott Will & Emery, November 29, 2011: US08067756 (10 worldwide citation)

In an extreme ultraviolet light source apparatus generating an extreme ultraviolet light from a plasma generated by irradiating a target, which is a droplet D of molten Sn, with a laser light, and controlling the flow direction of ion generated at the generation of the extreme ultraviolet light by a ...


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Shinji Nagai: Battery system which prevents current from flowing during a short-circuiting of the battery terminals. Ricoh, Oblon Spivak McClelland Maier & Neustadt P C, November 10, 1998: US05835989 (8 worldwide citation)

A rechargeable battery package includes circuitry with a switching device which disconnects the exterior terminals of the battery package from one or more batteries therein. The circuit also includes a device having a diode function which allows the battery or batteries to be charged regardless of t ...


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Yasushi Terui, Toyoharu Okumoto, Tsukasa Shishika, Shinji Nagai, Masaru Tomioka: Ion trap/time-of-flight mass analyzing apparatus and mass analyzing method. Hitachi High Technologies Corporation, Mattingly Stanger Malur & Brundidge P C, March 6, 2007: US07186973 (7 worldwide citation)

An “ion trap-TOF/MS” capable of calibrating the observed mass for each of an ion trap and a TOF. In the ion trap-TOF/MS, sample ions having known mass numbers and ionized by an ion source are trapped within an ion trap. Auxiliary AC voltages having a frequency component ω are applied to the end cap ...