Patents by Inventor Masamichi Kishi
Masamichi Kishi 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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Patent number: 11401439Abstract: A coating film is provided in a cable, a medical hollow tube, a molded article and a hollow tube. The coating film is formed from a rubber composition including a rubber component and fine particles. A static friction coefficient on a surface of the coating film is 0.5 or less. When the coating film is subjected to a testing such that a long fiber non-woven fabric including cotton linters including an alcohol for disinfection with a length of 50 mm along a wiping direction is brought contiguous to the surface of the coating film at a shearing stress of 2×10?3 MPa to 4×10?3 MPa, followed by wiping off the surface of the coating film at a speed of 80 times/min to 120 times/min and 20,000 repetitions thereof for a wiping direction length of 150 mm, a difference (an absolute value of a difference) between the static friction coefficients of the coating film before and after the testing is not greater than 0.1.Type: GrantFiled: April 20, 2021Date of Patent: August 2, 2022Assignee: HITACHI METALS, LTDInventors: Seiichi Kashimura, Masamichi Kishi, Naoto Teraki, Takanobu Watanabe, Yuriko Kiyokane
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Publication number: 20220145127Abstract: A coating film is provided in a cable, a medical hollow tube, a molded article and a hollow tube. The coating film is formed from a rubber composition including a rubber component and fine particles. A static friction coefficient on a surface of the coating film is 0.5 or less. When the coating film is subjected to a testing such that a long fiber non-woven fabric including cotton linters including an alcohol for disinfection with a length of 50 mm along a wiping direction is brought contiguous to the surface of the coating film at a shearing stress of 2×10?3 MPa to 4×10?3 MPa, followed by wiping off the surface of the coating film at a speed of 80 times/min to 120 times/min and 20,000 repetitions thereof for a wiping direction length of 150 mm, a difference (an absolute value of a difference) between the static friction coefficients of the coating film before and after the testing is not greater than 0.1.Type: ApplicationFiled: January 26, 2022Publication date: May 12, 2022Inventors: Seiichi KASHIMURA, Masamichi KISHI, Naoto TERAKI, Takanobu WATANABE, Yuriko KIYOKANE
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Publication number: 20220112657Abstract: A cable includes a sheath, and a coating film covering a circumference of the sheath. The coating film adheres to the sheath. The static friction coefficient of a surface of the coating film is smaller than the static friction coefficient of a surface of the sheath. The adhesion strength between the sheath and the coating film is 0.30 MPa or more.Type: ApplicationFiled: December 22, 2021Publication date: April 14, 2022Inventors: Seiichi KASHIMURA, Masamichi KISHI, Takanobu WATANABE, Kimika KUDO, Masashi ARAI
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Patent number: 11286615Abstract: A cable includes a sheath, and a coating film covering a circumference of the sheath. The coating film adheres to the sheath. The static friction coefficient of a surface of the coating film is smaller than the static friction coefficient of a surface of the sheath. The adhesion strength between the sheath and the coating film is 0.30 MPa or more.Type: GrantFiled: May 14, 2019Date of Patent: March 29, 2022Assignee: HITACHI METALS, LTD.Inventors: Seiichi Kashimura, Masamichi Kishi, Takanobu Watanabe, Kimika Kudo, Masashi Arai
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Publication number: 20210238446Abstract: A coating film is provided in a cable, a medical hollow tube, a molded article and a hollow tube. The coating film is formed from a rubber composition including a rubber component and fine particles. A static friction coefficient on a surface of the coating film is 0.5 or less. When the coating film is subjected to a testing such that a long fiber non-woven fabric including cotton linters including an alcohol for disinfection with a length of 50 mm along a wiping direction is brought contiguous to the surface of the coating film at a shearing stress of 2×10?3 MPa to 4×10?3 MPa, followed by wiping off the surface of the coating film at a speed of 80 times/min to 120 times/min and 20,000 repetitions thereof for a wiping direction length of 150 mm, a difference (an absolute value of a difference) between the static friction coefficients of the coating film before and after the testing is not greater than 0.1.Type: ApplicationFiled: April 20, 2021Publication date: August 5, 2021Inventors: Seiichi KASHIMURA, Masamichi KISHI, Naoto TERAKI, Takanobu WATANABE, Yuriko KIYOKANE
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Publication number: 20210207000Abstract: A cable includes a sheath, and a coating film covering a circumference of the sheath, the coating film adhering to the sheath. The coating film is formed from a rubber composition including a rubber component and fine particles. A static friction coefficient on a surface of the coating film is 0.5 or less. When the coating film is subjected to a testing such that a long fiber non-woven fabric including cotton linters including an alcohol for disinfection with a length of 50 mm along a wiping direction is brought contiguous to the surface of the coating film at a shearing stress of 2×10?3 MPa to 4×10?3 MPa, followed by wiping off the surface of the coating film at a speed of 80 times/min to 120 times/min and 20,000 repetitions thereof for a wiping direction length of 150 mm, a difference (an absolute value of a difference) between the static friction coefficients of the coating film before and after the testing is not greater than 0.1.Type: ApplicationFiled: March 25, 2021Publication date: July 8, 2021Inventors: Seiichi KASHIMURA, Masamichi KISHI, Naoto TERAKI, Takanobu WATANABE, Yuriko KIYOKANE
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Patent number: 11041091Abstract: A cable includes a sheath, and a coating film covering a circumference of the sheath, the coating film adhering to the sheath. The coating film is formed from a rubber composition including a rubber component and fine particles. A static friction coefficient on a surface of the coating film is 0.5 or less. When the coating film is subjected to a testing such that a long fiber non-woven fabric including cotton linters including an alcohol for disinfection with a length of 50 mm along a wiping direction is brought contiguous to the surface of the coating film at a shearing stress of 2×10?3 MPa to 4×10?3 MPa, followed by wiping off the surface of the coating film at a speed of 80 times/min to 120 times/min and 20,000 repetitions thereof for a wiping direction length of 150 mm, a difference (an absolute value of a difference) between the static friction coefficients of the coating film before and after the testing is not greater than 0.1.Type: GrantFiled: June 17, 2020Date of Patent: June 22, 2021Assignee: HITACHI METALS, LTD.Inventors: Seiichi Kashimura, Masamichi Kishi, Naoto Teraki, Takanobu Watanabe, Yuriko Kiyokane
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Publication number: 20210079260Abstract: A coating film is provided in a cable, a medical hollow tube, a molded article and a hollow tube. The coating film is formed from a rubber composition including a rubber component and fine particles. A static friction coefficient on a surface of the coating film is 0.5 or less. When the coating film is subjected to a testing such that a long fiber non-woven fabric including cotton linters including an alcohol for disinfection with a length of 50 mm along a wiping direction is brought contiguous to the surface of the coating film at a shearing stress of 2×10?3 MPa to 4×10?3 MPa, followed by wiping off the surface of the coating film at a speed of 80 times/min to 120 times/min and 20,000 repetitions thereof for a wiping direction length of 150 mm, a difference (an absolute value of a difference) between the static friction coefficients of the coating film before and after the testing is not greater than 0.1.Type: ApplicationFiled: September 3, 2020Publication date: March 18, 2021Inventors: Seiichi KASHIMURA, Masamichi KISHI, Naoto TERAKI, Takanobu WATANABE, Yuriko KIYOKANE
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Publication number: 20210079258Abstract: A cable includes a sheath, and a coating film covering a circumference of the sheath, the coating film adhering to the sheath. The coating film is formed from a rubber composition including a rubber component and fine particles. A static friction coefficient on a surface of the coating film is 0.5 or less. When the coating film is subjected to a testing such that a long fiber non-woven fabric including cotton linters including an alcohol for disinfection with a length of 50 mm along a wiping direction is brought contiguous to the surface of the coating film at a shearing stress of 2×10?3 MPa to 4×10?3 MPa, followed by wiping off the surface of the coating film at a speed of 80 times/min to 120 times/min and 20,000 repetitions thereof for a wiping direction length of 150 mm, a difference (an absolute value of a difference) between the static friction coefficients of the coating film before and after the testing is not greater than 0.1.Type: ApplicationFiled: June 17, 2020Publication date: March 18, 2021Inventors: Seiichi KASHIMURA, Masamichi KISHI, Naoto TERAKI, Takanobu WATANABE, Yuriko KIYOKANE
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Publication number: 20190352848Abstract: A cable includes a sheath, and a coating film covering a circumference of the sheath. The coating film adheres to the sheath. The static friction coefficient of a surface of the coating film is smaller than the static friction coefficient of a surface of the sheath. The adhesion strength between the sheath and the coating film is 0.30 MPa or more.Type: ApplicationFiled: May 14, 2019Publication date: November 21, 2019Inventors: Seiichi KASHIMURA, Masamichi KISHI, Takanobu WATANABE, Kimika KUDO, Masashi ARAI
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Patent number: 10258765Abstract: A cable includes a silicone rubber coating including microparticles and cavities as an outermost coating. A medial hollow tube includes a silicone rubber coating including microparticles and cavities as an outermost coating or an innermost coating. The microparticles may be at least one kind of microparticle selected from silicone resin microparticle, silicone rubber microparticle and silica microparticle. The microparticles may have hardness higher than a hardness of silicone rubber constituting the silicone rubber coating.Type: GrantFiled: July 25, 2017Date of Patent: April 16, 2019Assignee: HITACHI METALS, LTD.Inventors: Seiichi Kashimura, Takanobu Watanabe, Kimika Kudo, Masamichi Kishi
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Publication number: 20180036509Abstract: A cable includes a silicone rubber coating including microparticles and cavities as an outermost coating. A medial hollow tube includes a silicone rubber coating including microparticles and cavities as an outermost coating or an innermost coating. The microparticles may be at least one kind of microparticle selected from silicone resin microparticle, silicone rubber microparticle and silica microparticle. The microparticles may have hardness higher than a hardness of silicone rubber constituting the silicone rubber coating.Type: ApplicationFiled: July 25, 2017Publication date: February 8, 2018Inventors: Seiichi KASHIMURA, Takanobu WATANABE, Kimika KUDO, Masamichi KISHI
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Patent number: 8803629Abstract: There is provided an electromagnetic coupler, which includes: a first conductor pattern and at least one second conductor pattern separated from the first conductor pattern, the first conductor pattern and the at least one second conductor pattern being formed in a first conductor layer; a feed pattern connected to a feeding system and a ground pattern separated from the feed pattern, the feed pattern and the ground pattern being composed of a conductor and formed in a second conductor layer; and a plurality of linear conductors electrically connecting the first conductor pattern with the feed pattern and connecting the second conductor pattern with the ground pattern, the plurality of linear conductors being formed between the first conductor layer and the second conductor layer. Furthermore, the first conductor layer and the second conductor layer are parallel to each other.Type: GrantFiled: April 5, 2011Date of Patent: August 12, 2014Assignee: Hitachi Metals, Ltd.Inventors: Yohei Shirakawa, Kazuhiro Fujimoto, Masamichi Kishi, Naoto Teraki
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Patent number: 8803754Abstract: An antenna includes an antenna element to transmit or receive electromagnetic signals, and a ground conductor to be grounded. The antenna element includes two conductors arranged substantially parallel to each other, a power feed portion provided between one conductor of the two conductors and the ground conductor, and connected to a feed system, a shorting portion for electrically connecting an other conductor of the two conductors and the ground conductor, and a conductor connecting portion for electrically connecting the two conductors together. The distance between the two conductors is not more than 1/100 a wavelength equivalent to a minimum frequency of operating frequencies of the antenna.Type: GrantFiled: July 19, 2011Date of Patent: August 12, 2014Assignee: Hitachi Metals, Ltd.Inventors: Yohei Shirakawa, Kazuhiro Fujimoto, Masamichi Kishi, Naoto Teraki, Yoshitake Ageishi
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Publication number: 20120249390Abstract: There is provided an antenna comprising: a ground conductor; and an antenna element portion for sending and receiving electromagnetic wave signals, the antenna element portion comprising: a coaxial cable including a center conductor and an outer conductor; a feeding point connected to a feeding system and disposed between the ground conductor and a first end of one of the center and outer conductors; a short-circuit portion electrically connecting the ground conductor and a first end of the other one of the center and outer conductors; and a conductor connection portion electrically connecting second ends of the center and outer conductors each other. In addition, an overall length of the coaxial cable is not more than ½ of a wavelength corresponding to the minimum series resonance frequency; and a distance between the center and outer conductors is not more than 1/100 of a wavelength corresponding to the minimum operation frequency.Type: ApplicationFiled: March 28, 2012Publication date: October 4, 2012Inventors: Yohei Shirakawa, Kazuhiro Fujimoto, Masamichi Kishi, Naoto Teraki, Yoshitake Ageishi
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Publication number: 20120154240Abstract: An antenna includes an antenna element to transmit or receive electromagnetic signals, and a ground conductor to be grounded. The antenna element includes two conductors arranged substantially parallel to each other, a power feed portion provided between one conductor of the two conductors and the ground conductor, and connected to a feed system, a shorting portion for electrically connecting an other conductor of the two conductors and the ground conductor, and a conductor connecting portion for electrically connecting the two conductors together. The distance between the two conductors is not more than 1/100 a wavelength equivalent to a minimum frequency of operating frequencies of the antenna.Type: ApplicationFiled: July 19, 2011Publication date: June 21, 2012Applicant: Hitachi Cable Fine-Tech, Ltd.Inventors: Yohei Shirakawa, Kazuhiro Fujimoto, Masamichi Kishi, Naoto Teraki, Yoshitake Ageishi
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Publication number: 20120007700Abstract: There is provided an electromagnetic coupler, which includes: a first conductor pattern and at least one second conductor pattern separated from the first conductor pattern, the first conductor pattern and the at least one second conductor pattern being formed in a first conductor layer; a feed pattern connected to a feeding system and a ground pattern separated from the feed pattern, the feed pattern and the ground pattern being composed of a conductor and formed in a second conductor layer; and a plurality of linear conductors electrically connecting the first conductor pattern with the feed pattern and connecting the second conductor pattern with the ground pattern, the plurality of linear conductors being formed between the first conductor layer and the second conductor layer. Furthermore, the first conductor layer and the second conductor layer are parallel to each other.Type: ApplicationFiled: April 5, 2011Publication date: January 12, 2012Inventors: Yohei Shirakawa, Kazuhiro Fujimoto, Masamichi Kishi, Naoto Teraki
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Patent number: 6421279Abstract: A semiconductor file system features a first nonvolatile memory electrically erasable, a second nonvolatile memory not electrically erasable, a volatile memory, a controller, and a control section which controls the controller wherein a physical address corresponding to a logical address specified from an external system is accessed. The first nonvolatile memory stores data for the external system to perform operations, first management information indicating correspondence between physical and logical addresses, and second management information indicating a state of the first nonvolatile memory. The second nonvolatile memory previously stores interface information. The controller determines a physical sector address.Type: GrantFiled: August 13, 2001Date of Patent: July 16, 2002Assignees: Hitachi, Ltd., Hitachi Keiyo Engineering Co., Ltd., Hitachi USLI Engineering Corp.Inventors: Tsunehiro Tobita, Jun Kitahara, Takashi Tsunehiro, Kunihiro Katayama, Ryuichi Hattori, Yukihiro Seki, Hajime Yamagami, Takashi Totsuka, Takeshi Wada, Yosio Takaya, Manabu Saito, Kenichi Kaki, Takao Okubo, Takashi Kikuchi, Masamichi Kishi, Takeshi Suzuki, Shigeru Kadowaki
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Publication number: 20020051394Abstract: A semiconductor file system features a first nonvolatile memory electrically erasable, a second nonvolatile memory not electrically erasable, a volatile memory, a controller, and a control section which controls the controller wherein a physical address corresponding to a logical address specified from an external system is accessed. The first nonvolatile memory stores data for the external system to perform operations, first management information indicating correspondence between physical and logical addresses, and second management information indicating a state of the first nonvolatile memory. The second nonvolatile memory previously stores interface information. The controller determines a physical sector address.Type: ApplicationFiled: August 13, 2001Publication date: May 2, 2002Inventors: Tsunehiro Tobita, Jun Kitahara, Takashi Tsunehiro, Kunihiro Katayama, Ryuichi Hattori, Yukihiro Seki, Hajime Yamagami, Takashi Totsuka, Takeshi Wada, Yosio Takaya, Manabu Saito, Kenichi Kaki, Takao Okubo, Takashi Kikuchi, Masamichi Kishi, Takeshi Suzuki, Shigeru Kadowaki
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Patent number: 6275436Abstract: A control method and system when a flash memory is used. as a semiconductor disk or a main memory in an information processing system. A semiconductor file system comprises a first nonvolatile memory electrically erasable, a second nonvolatile memory not electrically erasable, a volatile memory, a controller which controls the memories, and a control section which controls the controller wherein a physical address corresponding to a logical address specified from an external system is accessed. The first nonvolatile memory stores data for the external system to perform operations, first management information indicating the correspondence between physical addresses at which the data is stored and logical addresses, and second management information indicating a state of the first nonvolatile memory. The second nonvolatile memory previously stores interface information required for inputting and outputting the data from and to the external system and read-only data of the data.Type: GrantFiled: May 23, 2000Date of Patent: August 14, 2001Assignees: Hitachi, LTD, Hitachi Keiyo Engineering Co., Ltd., Hitachi ULSI Engineering Corp.Inventors: Tsunehiro Tobita, Jun Kitahara, Takashi Tsunehiro, Kunihiro Katayama, Ryuichi Hattori, Yukihiro Seki, Hajime Yamagami, Takashi Totsuka, Takeshi Wada, Yosio Takaya, Manabu Saito, Kenichi Kaki, Takao Okubo, Takashi Kikuchi, Masamichi Kishi, Takeshi Suzuki, Shigeru Kadowaki