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Watanabe Itaru, Takagi Shinji, Hiramatsu Soichi, Sato Osamu, Udagawa Kenta: Liquid level detection system, liquid-jet printing apparatus and liquid container. Canon, August 26, 1998: EP0860284-A2 (49 worldwide citation)

Precision of detecting existence/non-existence of a liquid container and a liquid level in the container is improved even if the detection is performed by a single sensor, or even if the S/N ratio of the detection is low, the detected results can be discriminated from one another. For this, a concav ...


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Ueno Yasuhiro C O Patent Divis, Kagechika Hiroshi C O Patent D, Watanabe Itaru C O Patent Divi, Kosuge Shigeyoshi C O Patent D, Kojima Toshifumi C O Patent Di: Insert for liquid phase diffusion bonding.. Nippon Kokan, August 17, 1988: EP0278030-A1 (6 worldwide citation)

Insert l comprises thin substrate (2) made by cold-rolling, and two bonding alloy layers (3) formed by plating on the upper and lower surfaces of substrate (2), respectively. Both layers (3) are extremely thin, and are made of an alloy having a melting point lower than that of substrate (2). Insert( ...


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Yamanaka Akihiro, Kurata Mitsuru, Koizumi Yutaka, Maeda Hiroyuki, Shima Takeaki, Goto Akira, Kono Takeshi, Kageyama Tetsuto, Watanabe Itaru, Tajima Hiroki, Iijima Yasushi, Sasaki Toshihiro: Liquid supply system, ink jet recording head, ink jet recording apparatus and liquid filling method. Canon, August 14, 2002: EP1231062-A2 (5 worldwide citation)

The invention is prevent drawbacks resulting from the bubble generated at the downstream side of the filter, while minimizing the waste in the ink. The recording head (201) has a sub tank (201b) for storing ink supplied from the exterior, and a liquid chamber (201f) storing the ink supplied from the ...


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Nishii Yoshikazu, Maeda Nobuhiro, Ogawa Shin Ichi, Hachitani Yoichi, Higashida Masayuki, Watanabe Itaru: Photocatalyst filter device. Hoya, February 11, 1998: EP0823280-A1 (5 worldwide citation)

A photocatalyst is carried on a surface of a light guiding body for guiding light needed to activate the photocatalyst in such a manner that the light guided by the light guiding body irradiates directly from the surface of the light guiding body the photocatalyst.


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Asaki Tamao, Mitoku Masataka, Okada Masamichi, Hashimoto Mitsuo, Watanabe Itaru, Hachitani Yoichi: Funnel for cathode ray tube and cathode ray tube using the same. Sony, Hoya, February 26, 2002: JP2002-060242 (5 worldwide citation)

PROBLEM TO BE SOLVED: To decrease the weight of a CRT as a whole without decreasing the shock resistance, pressure resistance or the like of a funnel.SOLUTION: The funnel for a cathode ray tube is obtained by chemically strengthening glass containing, by wt.%, 45 to 60% SiO2, 0.1 to 15% Al2O3, 5 to ...


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Tachikawa Kyoji Department Of, Shinbo Yukio, Matsuda Yutaka, Kabasawa Makoto, Kosuge Shigeyoshi, Watanabe Itaru: Method for metallizing superconducting material onto surface of substrate by use of plasma phenomenon.. Univ Tokai, Nippon Kokan, July 19, 1989: EP0324121-A1 (4 worldwide citation)

A method for metallizing a superconducting material onto a surface of a substrate by the use of the plasma phenomenon, which comprises the steps of: continuously supplying an operating gas containing an oxygen gas in an amount of at least 30 vol.% into a bore of a metallizing nozzle from a rear end ...


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Mitoku Masataka, Kuramoto Fumio, Okada Masamichi, Hachitani Yoichi, Watanabe Itaru: Glass panel for cathode-ray tube, cathode-ray tube using the same and manufacturing method of cathode-ray tube. Sony, Hoya, October 23, 2001: JP2001-294442 (4 worldwide citation)

PROBLEM TO BE SOLVED: To make the whole of a cathode-ray tube CRT lightweight without deteriorating pressure withstanding strength of a glass panel and the characteristic suitable for the CRT of a glass panel. SOLUTION: This glass panel for the CRT is obtained by chemically strengthening the glass c ...


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Watanabe Itaru: High-density and high-output laser device. Watanabe Itaru, October 31, 2003: JP2003-309309 (4 worldwide citation)

PROBLEM TO BE SOLVED: To provide an optical system device which can obtain high density and high output laser using simple, efficient, and direct irradiation and injection of a beam emitted from a multi-mode semiconductor laser as the excitation light to a clad pumping laser fiber.SOLUTION: The devi ...


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Santoku Masataka, Kuramoto Fumio, Okada Masamichi, Hachitani Yoichi, Watanabe Itaru: Glass panel for cathode ray tube, cathode ray tube employing this glass panel and method for producing cathode ray tube. Sony, Hoya, August 22, 2001: EP1125900-A1 (3 worldwide citation)

A CRT in its entirety is to be rendered lightweight without detracting from the resistance against pressure of a panel or from characteristics desirable for the CRT. To this end, there is provided a glass panel for a CRT obtained on chemically reinforcing the glass containing 57 to 64 wt% of SiO2, 0 ...


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