Patents by Inventor Shiho Yamada
Shiho Yamada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240084556Abstract: A construction assisting system including a controller that performs construction assistance processing on the basis of positional relation between a worker and a hydraulic excavator, the construction assisting system including: an approach intention detecting device that detects an intention of the worker to approach the hydraulic excavator; an approach intention presenting device that presents a detection result of the approach intention detecting device to an operator of the hydraulic excavator; and an approach confirmation obtaining device that obtains a confirmation state of the operator of the hydraulic excavator for contents presented by the approach intention presenting device, the controller performing the construction assistance processing on the basis of position information of the worker when the operator of the hydraulic excavator denies the approach of the worker or when the operator of the hydraulic excavator does not confirm the intention of the worker to approach.Type: ApplicationFiled: October 13, 2020Publication date: March 14, 2024Inventors: Hiroyuki YAMADA, Shinya IMURA, Shiho IZUMI
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Publication number: 20240076632Abstract: Modified influenza virus neuraminidases are described herein that improve viral replication, thus improving the yield of vaccine viruses. Expression of such modified neuraminidases by influenza virus may also stabilize co-expressed hemagglutinins so that the hemagglutinins do not undergo mutation or decrease the need for HA binding to cells.Type: ApplicationFiled: September 5, 2023Publication date: March 7, 2024Inventors: Yoshihiro Kawaoka, Shinya Yamada, Shiho Chiba
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Patent number: 6818262Abstract: The present invention provides filters for an electronic display device comprising a squarylium compound represented by the general formula (I): wherein X represents a nitrogen atom or an oxygen atom; Q represents a carbon atom, a nitrogen atom, an oxygen atom or a sulfur atom; and R1, R2, R3, R4, R5, R6 and m are as defined in the specification. The filters for an electronic display device of the present invention can selectively shield the light having such a wavelength that reduces the color purity, and thereby can provide clear images.Type: GrantFiled: January 22, 2003Date of Patent: November 16, 2004Assignee: Kyowa Yuka Co., Ltd.Inventors: Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda, Shiho Yamada
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Patent number: 6794005Abstract: An optical recording medium having a substrate, and a recording layer provided on the substrate and containing: (a) a formazan metal chelate including a formazan compound and a metal component, (b) a squarylium metal chelate including a squarylium compound and a metal component; and (c) at least one additional dye selected from phthalocyanine compounds and pentamethine cyanine compounds. Alternatively, the recording layer contains (a) a first formazan metal chelate including a first formazan compound and a first metal component and having the maximum absorption wavelength in the range of 500 to 650 nm, (b) a squarylium metal chelate including a squarylium compound and a metal component; and (c) a second formazan metal chelate including a second formazan compound and a second metal component and having the maximum absorption wavelength different from that of the first formazan metal chelate and in the range of 650 to 750 nm.Type: GrantFiled: February 4, 2003Date of Patent: September 21, 2004Assignees: Ricoh Company, Ltd., Kyowa Hakko Kogyo Co., Ltd., Kyowa Yuka Co., Ltd.Inventors: Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura, Yasunobu Ueno, Tohru Yashiro, Tomomi Ishimi, Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda, Shiho Yamada
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Patent number: 6737143Abstract: An optical recording medium having a substrate and at least a recording layer disposed on the substrate, the recording layer comprising at least one squarylium metal chelate compound which comprises a squarylium compound and a metal; and at least one azo metal chelate compound which comprises another metal and an azo compound expressed by the following formula (A-I): where A and B each independently expresses a residue forming one of a) a heterocyclic ring which may comprise a substituent and b) aromatic ring which may comprise a substituent, by combination with corresponding carbon atoms respectively bonded to A or B, and X expresses an active-hydrogen-containing substituent group. An optical recording method, and optical recording device using the same optical recording medium.Type: GrantFiled: June 11, 2002Date of Patent: May 18, 2004Assignee: Ricoh Company Ltd.Inventors: Soh Noguchi, Tsutomu Sato, Tatsuya Tomura, Yasunobu Ueno, Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda, Shiho Yamada
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Patent number: 6660867Abstract: An object of the present invention is to provide a material having spectroscopic properties, light resistance, solubility and thermal decomposition properties suitable for recording for DVD-R. More specifically, the present invention provides squarylium compounds in a state of a metal complex represented by the general formula (I): wherein, R1 and R2 are the same or different, and represent an alkyl group optionally having a substituent, an aralkyl group optionally;,having a substituent, an aryl group optionally having a substituent, or a heterocyclic group optionally having a substituent; Q represents a metal atom with a coordination ability; q represents 2 or 3; and A represents an aryl group optionally having a substituent, a heterocyclic group optionally having a substituent, or Y═CH— wherein Y represents an aryl group optionally having a substituent or a heterocyclic group optionally having a substituent.Type: GrantFiled: November 27, 2002Date of Patent: December 9, 2003Assignees: Kyowa Hakko Kogyo Co., Ltd., Kyowa Yuka Co., Ltd., Ricoh Company, Ltd.Inventors: Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura
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Publication number: 20030206514Abstract: An optical recording medium having a substrate, and a recording layer provided on the substrate and containing: (a) a formazan metal chelate including a formazan compound and a metal component, (b) a squarylium metal chelate including a squarylium compound and a metal component; and (c) at least one additional dye selected from phthalocyanine compounds and pentamethine cyanine compounds. Alternatively, the recording layer contains (a) a first formazan metal chelate including a first formazan compound and a first metal component and having the maximum absorption wavelength in the range of 500 to 650 nm, (b) a squarylium metal chelate including a squarylium compound and a metal component; and (c) a second formazan metal chelate including a second formazan compound and a second metal component and having the maximum absorption wavelength different from that of the first formazan metal chelate and in the range of 650 to 750 nm.Type: ApplicationFiled: February 4, 2003Publication date: November 6, 2003Inventors: Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura, Yasunobu Ueno, Tohru Yashiro, Tomomi Ishimi, Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda, Shiho Yamada
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Publication number: 20030187272Abstract: An object of the present invention is to provide a material having spectroscopic properties, light resistance, solubility and thermal decomposition properties suitable for recording for DVD-R.Type: ApplicationFiled: November 27, 2002Publication date: October 2, 2003Inventors: Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura
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Publication number: 20030165640Abstract: The present invention provides filters for an electronic display device comprising a squarylium compound represented by the general formula (I): 1Type: ApplicationFiled: January 22, 2003Publication date: September 4, 2003Applicant: Kyowa Yuka Co., Ltd.Inventors: Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda, Shiho Yamada
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Publication number: 20030157291Abstract: An optical recording medium having a substrate and at least a recording layer disposed on the substrate, the recording layer comprising at least one squarylium metal chelate compound which comprises a squarylium compound and a metal; and at least one azo metal chelate compound which comprises another metal and an azo compound expressed by the following formula (A-I): 1Type: ApplicationFiled: June 11, 2002Publication date: August 21, 2003Applicant: Ricoh Company, Ltd.Inventors: Soh Noguchi, Tsutomu Sato, Tatsuya Tomura, Yasunobu Ueno, Ikuo Shimizu, Motoharu Kinugasa, Hiroshi Toyoda, Shiho Yamada
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Patent number: 6599605Abstract: An object of the present invention is to provide novel squarylium compounds having the spectroscopic properties, light resistance, solubility and thermal decomposition properties suitable for a recording material for DVD-R, and optical recording media using the same. More particularly, the present invention provides novel squarylium compounds represented by the general formula (I). In addition, the present invention provides optical recording media having a recording layer containing said squarylium compound.Type: GrantFiled: November 28, 2001Date of Patent: July 29, 2003Assignees: Kyowa Hakko Kogyo Co., Ltd., Kyowa Yuka Co., Ltd., Ricoh Company, Ltd.Inventors: Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Masanori Ikuta, Kenji Mutoh, Tsutomu Satoh, Tatsuya Tomura
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Patent number: 6596364Abstract: Squarylium compounds having spectroscopic properties, light resistance, solubility and thermal decomposition properties suitable for a recording material for DVD-R represented by the general formula (I), having pyrazole and indoline skeletons in the molecule and optical recording media having a recording layer comprising an asymmetric squarylium compound of formula (I).Type: GrantFiled: December 5, 2001Date of Patent: July 22, 2003Assignees: Kyowa Hakko Kogyo Co., Ltd., Kyowa Yuka Co., Ltd., Ricoh Company, Ltd.Inventors: Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Masanori Ikuta, Kenji Mutoh, Tsutomu Satoh, Tatsuya Tomura
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Patent number: 6558768Abstract: An optical recording medium has a substrate and a recording layer formed thereon, the recording layer containing at least one squarylium compound and one azo metal chelate compound including an azo moiety of formula (I-1) or (I-2) and a metal: wherein A, B, A′, and X are the same as those previously defined in the specification. Writing and reading steps are performed by the application of a semiconductor laser beam with a wavelength in a range from 600 to 720 nm.Type: GrantFiled: March 2, 2001Date of Patent: May 6, 2003Assignees: Ricoh Company, Ltd., Kyowa Hakko Kogyo Co., Ltd., Kyowa Yuka Co., Ltd.Inventors: Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura, Noboru Sasa, Yasunobu Ueno, Yasuhiro Higashi, Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Masanori Ikuta, Kenji Mutoh
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Publication number: 20030082330Abstract: An object of the present invention is to provide novel squarylium compounds having spectroscopic properties, light resistance, solubility and thermal decomposition properties suitable for a recording material for DVD-R, and optical recording media using the same. More particularly, the present invention provides novel asymmetric squarylium compounds represented by the general formula (I), having pyrazole and indoline skeletons in the molecule. In addition, the present invention provides optical recording media having a recording layer comprising said asymmetric squarylium compound.Type: ApplicationFiled: December 5, 2001Publication date: May 1, 2003Inventors: Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Masanori Ikuta, Kenji Mutoh, Tsutomu Satoh, Tatsuya Tomura
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Publication number: 20030082329Abstract: An object of the present invention is to provide novel squarylium compounds having the spectroscopic properties, light resistance, solubility and thermal decomposition properties suitable for a recording material for DVD-R, and optical recording media using the same. More particularly, the present invention provides novel squarylium compounds represented by the general formula (I). In addition, the present invention provides optical recording media having a recording layer containing said squarylium compound.Type: ApplicationFiled: November 28, 2001Publication date: May 1, 2003Inventors: Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Masanorni Ikuta, Kenji Muthoa, Tsutomu Satoh, Tatsuya Tomura
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Publication number: 20010044001Abstract: An optical recording medium has a substrate and a recording layer formed thereon, the recording layer containing at least one squarylium compound and one azo metal chelate compound including an azo moiety of formula (I-1) or (I-2) and a metal: 1Type: ApplicationFiled: March 2, 2001Publication date: November 22, 2001Inventors: Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura, Noboru Sasa, Yasunobu Ueno, Yasuhiro Higashi, Ikuo Shimizu, Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Masanori Ikuta, Kenji Mutoh