Patents by Inventor Kenji Ando
Kenji Ando 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: 5661596Abstract: This specification discloses antireflection film and an exposure apparatus using the same. The exposure apparatus has an optical system, and antireflection film formed on the refracting surface of the optical system, the antireflection film having a high refractive index layer having Al.sub.2 O.sub.3 or Ta.sub.2 O.sub.5 and a low refractive index layer having SiO.sub.2.Type: GrantFiled: February 3, 1995Date of Patent: August 26, 1997Assignee: Canon Kabushiki KaishaInventors: Ryuji Biro, Kenji Ando, Yasuyuki Suzuki
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Patent number: 5449353Abstract: In a disposable diaper including a body having a liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent member interposed therebetween, the body being divided into a stomach portion which, when in wear, is located on a wearer's stomach side and a back portion which, when in wear, is located on his back side, the stomach portion and the back portion being connected and fixed together at both side edge portions, respectively, of the stomach and back portions to form a pair of leg opening portions and a unitary waist opening portion, the waist opening portion and pair of leg opening portions being provided around entire peripheral edges thereof with elastic members forming substantially continuous gathers.Type: GrantFiled: October 1, 1993Date of Patent: September 12, 1995Assignee: Kao CorporationInventors: Hisanori Watanabe, Kenji Ando, Haruko Kawaguchi
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Patent number: 5415649Abstract: In a disposable diaper including a body having a liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent member interposed therebetween, the body being divided into a stomach portion which, when in wear, is located on a wearer's stomach side and a back portion which, when in wear, is located on his back side, the stomach portion and the back portion being connected and fixed together at both side edge portions, respectively, of the stomach and back portions to form a pair of leg opening portions and a unitary waist opening portion, the waist opening portion and pair of leg opening portions being provided around entire peripheral edges thereof with elastic members forming substantially continuous gathers.Type: GrantFiled: October 29, 1991Date of Patent: May 16, 1995Assignee: KAO CorporationInventors: Hisanori Watanabe, Kenji Ando, Haruko Kawaguchi
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Patent number: 5370634Abstract: In an underpants type disposable diaper comprising a liquid permeable top sheet, a liquid impermeable back sheet, an absorbent member disposed therebetween, an elastic expansible member for forming a gather each to a pair of leg portions and front and rear waist body portions formed around the absorbent member, the front and rear waist body portions being connected and fixed together at both sides to form a waist opening portion and a pair of leg opening portions, respectively, at least a part of each area formed between the waist opening portions and the pair of leg opening portions at both side portions of the waist portion is provided with a vertical split portion, respectively and connection means are provided to each of the side portions.Type: GrantFiled: September 21, 1993Date of Patent: December 6, 1994Assignee: Kao CorporationInventors: Kenji Ando, Mitsue Ushiwata
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Patent number: 5328583Abstract: A sputtering apparatus comprises at least one pair of first sputtering targets arranged in counterposition; a second sputtering target provided substantially on a concentric circle having the center axis of the first sputtering targets; and a substrate holder for holding a substrate to be coated with particles of target materials emitted from the first sputtering targets and the second sputtering target, which is provided substantially on another concentric circle having the center axis outside the second sputtering target.Type: GrantFiled: November 3, 1992Date of Patent: July 12, 1994Assignee: Canon Kabushiki KaishaInventors: Makoto Kameyama, Kenji Ando
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Patent number: 4991541Abstract: A device for treating fine particles is provided which comprises a plural number of reaction chambers for providing reaction fields different from each other provided along the flow pathway on the downstream side of a nozzle which jets out fine particles in a beam. The device may be provided with a chamber for a starting material for forming fine particles. The nozzle may be a convergent-divergent nozzle.Type: GrantFiled: November 30, 1989Date of Patent: February 12, 1991Assignee: Canon Kabushiki KaishaInventors: Hiroyuki Sugata, Masao Sugata, Noriko Kurihara, Tohru Den, Kenji Ando, Osamu Kamiya
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Patent number: 4957061Abstract: A device for blowing fine particles is provided which comprises a plural number of upstream chambers for jetting out fine particles provided against a movable substrate. Each of the upstream chambers may be provided with a gas exciter, and also may be provided with an energy imparter for imparting energy to the substrate.Type: GrantFiled: December 18, 1989Date of Patent: September 18, 1990Assignee: Canon Kabushiki KaishaInventors: Kenji Ando, Osamu Kamiya, Masao Sugata, Noriko Kurihara, Hiroyuki Sugata, Tohru Den, Toshiaki Kimura, Takashi Hamamoto, Masahiro Haruta, Kuniji Osabe
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Patent number: 4935303Abstract: A general-purpose novel diamond-like carbon film (DLC film) and its manufacture, and the DLC film is characterized by the following items (i) to (iv); (i) the film structure contains mainly diamond crystalline phases, and has a hydrogen content of 20 atomic %, the presence of diamond crystalline phases is confirmed by analysis by the electron diffraction method, and the diffraction peak appears at 2.theta.=43.9 by analysis by the X-ray diffraction method; (ii) the density is 1.8 g/cm.sup.3 or over; (iii) the film surface is smooth and excellent in etching resistance; and (iv) the film is chemically stable and structurally stable, and these stabilities are not deteriorated under high temperature conditions.Type: GrantFiled: October 14, 1988Date of Patent: June 19, 1990Assignee: Canon Kabushiki KaishaInventors: Keiko Ikoma, Noriko Kurihara, Keiji Hirabayashi, Yasushi Taniguchi, Kenji Ando, Susumu Ito
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Patent number: 4911805Abstract: An apparatus for controlling a flow of fine particles is provided which comprises a convergent-divergent nozzle in a flow path of the fine particles. The nozzle may be operated under an optimum expansion condition, and the differential coefficient of the streamline at the channel inside the nozzle varies continuously and is equal to zero at a throat portion of the nozzle.Type: GrantFiled: May 21, 1987Date of Patent: March 27, 1990Assignee: Canon Kabushiki KaishaInventors: Kenji Ando, Yuji Chiba, Tatsuo Masaki, deceased, Masao Sugata, Kuniji Osabe, Osamu Kamiya
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Patent number: 4909914Abstract: A reaction apparatus is provided which comprises a flow control system provided with a convergent-divergent nozzle. This nozzle is operated under the optimum expansion condition, and the differential coefficient of the streamline of the channel inside the nozzle varies continuously and reaches zero at a throat of the nozzle.Type: GrantFiled: May 21, 1987Date of Patent: March 20, 1990Assignee: Canon Kabushiki KaishaInventors: Yuji Chiba, Kenji Ando, Tatsuo Masaki, Masao Sugata, Kuniji Osabe, Osamu Kamiya, Hiroyuki Sugata, Toshiaki Kimura, Masahiro Haruta
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Patent number: 4875810Abstract: An apparatus for controlling a flow of fine particles including a convergent-devergent nozzle in the flow path of the fine particles, and a controller for controlling the discharge of gas from a downstream chamber to maintain the pressures at the nozzle outlet and in the downstream chamber approximately equal to each other.Type: GrantFiled: March 20, 1989Date of Patent: October 24, 1989Assignee: Canon Kabushiki KaishaInventors: Yuji Chiba, Kenji Ando, Masao Sugata, Hiroyuki Sugata, Toshiaki Kimura, Kuniji Osabe
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Patent number: 4651042Abstract: A piezoelectric vibrator comprises a substrate consisting of Elinvar, in which a vibrating element is formed as an island. The vibrating element is connected to and supported by strip-like connecting portions which are connected with the surrounding frame. A piezoelectric film is formed on the surface of the vibrating element. Of the longitudinal end portions of the vibrating element in the vicinity of the connecting portions, one main surface side is formed as a thin-plate portion by etching, while the rest of the vibrating element has its thickness intact. The longitudinal edges of vibrating element are defined by etching carried out simultaneously with or after the previous etching step.Type: GrantFiled: March 4, 1985Date of Patent: March 17, 1987Assignee: Murata Manufacturing Co., Ltd.Inventors: Takeshi Nakamura, Kenji Ando, Ikuo Matsumoto
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Patent number: 4649310Abstract: A vibrating element for the vibration under an expansion mode has a substrate made of a constant modulus alloy having a plate shape which is symmetrical along a line extending across the substrate. At least one pair of projections extends from opposite sides of the substrate symmetrically with respect to the line. A thin piezoelectric film is deposited on the substrate, and a vibration electrode film is further deposited on the piezoelectric film. The pair of projections are provided to be trimmed to adjust the vibration frequency of the vibrating element.Type: GrantFiled: December 24, 1984Date of Patent: March 10, 1987Assignee: Murata Manufacturing Co., Ltd.Inventors: Takeshi Nakamura, Ikuo Matsumoto, Kenji Ando
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Patent number: 4612471Abstract: A piezoelectric vibrator adapted to operate in a spreading vibrating mode comprises compensation parts for compensating for the non-vibratory, or dead, region of a piezoelectric element which is formed between two confronting coupling pieces. The compensation parts comprise peripheral parts of the piezoelectric element that extend in an non-uniform manner from a center line passing through the respective centers of the confronting coupling pieces.Type: GrantFiled: April 30, 1985Date of Patent: September 16, 1986Assignee: Murata Manufacturing Co., Ltd.Inventors: Takeshi Nakamura, Kenji Ando, Ikuo Matsumoto
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Patent number: 4583017Abstract: A piezoelectric vibrator operating in a spreading vibration mode has a vibrating plate of permanently elastic metal. At least one main surface of the vibrating plate is mirror-finished.Type: GrantFiled: April 30, 1985Date of Patent: April 15, 1986Assignee: Murata Manufacturing Co., Ltd.Inventors: Takeshi Nakamura, Kenji Ando, Ikuo Matsumoto, Toshinori Miura
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Patent number: 4562372Abstract: A vibrating element for the vibration under an expansion mode has a substrate made of a constant modulus alloy and has a rectangular configuration defined by opposite long sides and opposite short sides, a thin piezoelectric film deposited on the substrate, and a vibration electrode film deposited on the piezoelectric film. When an equivalent circuit of the vibrating element can be defined as including a resonance inductance L, a resistance R and a series capacitance Cs, which are connected in series and a parallel capacitance Cp, which is connected parallelly to the series connection of L, R and Cs, a ratio of short side to long side of the substrate is selected to have values around points where a ratio of parallel capacitance Cp to serial capacitance Cs shows negative peaks.Type: GrantFiled: December 17, 1984Date of Patent: December 31, 1985Assignee: Murata Manufacturing Co., Ltd.Inventors: Takeshi Nakamura, Ikuo Matsumoto, Kenji Ando
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Patent number: 4410408Abstract: A method of making zinc oxide film comprises the steps of forming a zinc oxide layer on a substrate by carrying out radio-frequency sputtering with a target of zinc oxide, forming a zinc oxide layer on said zinc oxide layer by carrying out reactive, direct-current or radio-frequency sputtering with a target of zinc metal.Type: GrantFiled: January 5, 1982Date of Patent: October 18, 1983Assignee: Murata Manufacturing Company, Ltd.Inventors: Suehiro Kato, Kenji Ando
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Patent number: 4290876Abstract: There is disclosed a combination of a target of a material other than metals and one of opposed electrodes of a sputtering apparatus for the deposition of thin films on substrates wherein the target is soldered on the electrodes by a low-melting alloy consisting essentially of a Pb-Sn-Zn alloy and at least one additive selected from the group consisting of Sb, Al, Ti, Si, Cd and Cu.This target installation enables to prevent porous or poor heat-conducting targets from the breakage resulting from the increase of the film-forming rate or physical properties of the target material such as ceramics, glasses, resins and the like.Type: GrantFiled: June 5, 1980Date of Patent: September 22, 1981Assignee: Murata Manufacturing Co., Ltd.Inventors: Hiroshi Nishiyama, Takeshi Nakamura, Suehiro Kato, Kenji Ando
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Patent number: 3979641Abstract: A vertical deflection output circuitry for a television receiver wherein two transistors are connected in single ended and push-pull relation, and the output junction point of the two transistors is connected, to a D.C. power source for supplying a higher voltage than that of a power source for the vertical deflection output circuitry, through a switch which is turned off during the vertical scan period and turned on during the vertical retrace period.Type: GrantFiled: May 28, 1974Date of Patent: September 7, 1976Assignee: Hitachi, Ltd.Inventors: Yoshihiro Arakawa, Akio Nakashima, Shunji Iwabuchi, Kenji Ando