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Yano Tadashi, Takahashi Kiyoshi, Shimizu Masanori: (Ja) led照明光源の製造方法およびled照明光源, (En) Method for fabricating led illumination light source and led illumination light source. Matsushita Electric Industrial, Yano Tadashi, Takahashi Kiyoshi, Shimizu Masanori, OKUDA Seiji, November 3, 2005: WO/2005/104247 (52 worldwide citation)

(EN) An LED illumination light source comprising at least one LED chip (12) mounted on a substrate (11), a phosphor resin part (13) covering the LED chip (12), a lens (22) acting on light coming out from the phosphor resin part (13), and a light diffusion layer (a light-transmitting resin part (20)) ...


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Takahashi Kiyoshi, Kaneko Yuriko, Kiryu Hideaki, Yoshida Masato: Mercury-free metal halide lamp. Matsushita Electric, January 16, 2002: EP1172839-A2 (42 worldwide citation)

A mercury-free metal halide lamp includes an arc tube (1) including a pair of electrodes (3) inside the tube (1). In the arc tube (1), a rare gas and a metal halide are contained, and no mercury is contained. The mercury-free metal halide lamp is horizontally operated such that the pair of electrode ...


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Ootsuji Masaaki, Matsui Masatake, Fuwa Masaru, Takahashi Kiyoshi: Production of electrical conductors covered with crosslinked material. Mitsubishi Petrochemical, Dainichi Nihon Densen Kabushiki Kaisha, Armstrong Nikaido & Wegner, February 25, 1975: US3868436 (35 worldwide citation)

In the production of cables covered with a cross-linked material by feeding a conductor and a cross-linkable material covering the conductor through a long land portion of an extruding die unit, the length and the operational temperature in the land portion being selected so that the cross-linking r ...


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Takahashi Kiyoshi, Takahashi Akira: Clamping device. August 10, 1971: US3597813 (26 worldwide citation)

A clamping device comprising a pair of clamping members pivotably fixed to each other, one of said clamping members having an elongated opening through which extends a clamping spring and an arcuately curved leading end portion while the other clamping member has the arcuate compression spring for c ...


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Nakazato Katsuo, Tsuchiya Hiroyoshi, Kurosawa Toshiharu, Maruyama Yuji, Takahashi Kiyoshi: Apparatus for processing image signal.. Matsushita Electric, April 20, 1988: EP0264302-A2 (26 worldwide citation)

An image signal processing apparatus for converting a continuous tone image signal to a bi-level image signal, for producing a spatial gray scale image on a bi-level display device such as a gas plasma display panel. Respective values of apportionment factors (KA to KD) used for apportioning a bi-le ...


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Nakazato Katsuo, Kurosawa Toshiharu, Maruyama Yuji, Takahashi Kiyoshi, Tsuchiya Hiroyoshi: Bi-level image display signal processing apparatus.. Matsushita Electric, June 22, 1988: EP0272147-A2 (22 worldwide citation)

An image signal processing apparatus for converting step-gradation density values (Ixy) of successive picture elements to bi-level values (Pxy) for display by a bi-level display device, in which a bi-level error (Exy) between a bi-level value determined for a picture element and an appropriate densi ...


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Minamihata Ryo, Takahashi Kiyoshi, Kaneko Yuriko, Takeda Mamoru, Kiryu Hideaki, Murase Takayuki, Yoshida Masato: Mercury-free high-intensity discharge lamp operating apparatus and mercury-free metal halide lamp. Matsushita Electric, November 28, 2001: EP1158567-A2 (20 worldwide citation)

A mercury-free high-intensity discharge lamp operating apparatus (100) includes a horizontally operated high-intensity discharge lamp (11) including an arc tube (1) in which a luminous material (6) is enclosed and a pair of electrodes (3) are arranged in the arc tube (1); a ballast (12) including an ...


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Kaneko Yuriko, Takahashi Kiyoshi, Kiryu Hideaki, Yoshida Masato: Mercury-free metal halide lamp. Matsushita Electric, January 16, 2002: EP1172840-A2 (20 worldwide citation)

A mercury-free metal halide lamp includes an arc tube (1) having a pair of electrodes (3) opposed to each other inside the tube (1). In the arc tube (1), a rare gas and a halide of cerium are contained, and no mercury is contained.


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