Yoshiki Okamoto
Yoshiki Okamoto, Kangawa JP
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20090323481 | DRIVE APPARATUS AND TRACK JUMP METHOD - A drive apparatus includes a light irradiation section for applying light from a light source via an object lens on a hologram recording medium having a recording layer on which a hologram is formed and a track formation layer on which an address recording track composed of a pit string recording address information representing the hologram recording position on the recording layer and an auxiliary track composed of a continuous groove formed side by side with the address recording track are formed, a light spot displacement section for displacing a light spot formed by the light irradiation section in a radius direction of the hologram recording medium, and a control section for controlling the light spot displacement section following a light information signal upon the auxiliary track traverse of the light spot obtained in accordance with the light spot displacement to execute a jump operation between the address recording tracks. | 12-31-2009 |
Yoshiki Okamoto, Koshi City JP
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20140071411 | DEVELOPING TREATMENT APPARATUS AND DEVELOPING TREATMENT METHOD - The present invention is a developing treatment apparatus for performing development by supplying a developing solution to a substrate having a front surface coated with a positive resist or a negative resist and then subjected to exposure wherein a movable cup is raised to introduce one of scattering developing solutions for the positive and negative resists into an inner peripheral flow path of a cup and the movable cup is lowered to introduce the other of scattering developing solutions for the positive and negative resists into an outer peripheral flow path of the cup, and the developing solution introduced into the inner peripheral flow path and the developing solution introduced into the outer peripheral flow path are separately drained. | 03-13-2014 |
Yoshiki Okamoto, Otsu-Shi JP
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20140151286 | SEPARATION MEMBRANE, SEPARATION MEMBRANE ELEMENT, AND METHOD FOR PRODUCING SEPARATION MEMBRANE - A separation membrane includes a separation membrane main body having at least a substrate and a separation function layer; and a channel material having a composition different from that of the separation membrane main body and affixed to a substrate-side surface of the separation membrane main body, wherein the channel material is discontinuous in a first direction and continuous in a second direction from one end to another end of the separation membrane main body. | 06-05-2014 |
20150041388 | SEPARATION MEMBRANE AND SEPARATION MEMBRANE ELEMENT - A separation membrane includes a separation membrane main body that includes a supply-side surface and a filtrate-side surface; and a supply-side channel member disposed on the supply-side surface of the separation membrane main body, wherein when a thickness of the supply-side channel member in a direction perpendicular to a flowing direction of a supplied water that flows on the supply-side surface is a width d of the supply-side channel member, a ratio of height/width (h/d) of the supply-side channel member is 0.7 or greater and 3.0 or less. | 02-12-2015 |
20150068971 | SEPARATION MEMBRANE ELEMENT AND PRODUCTION METHOD FOR SAME - A spiral separation membrane element includes a water collection tube; a separation membrane wound around the water collection tube, having a feed-side surface and a permeate-side surface, and including a band-shaped region on at least one end of the feed-side surface in an axial direction of the water collection tube; and a channel material fused to the band-shaped region. | 03-12-2015 |
20150144550 | SEPARATION MEMBRANE ELEMENT - A separation membrane element includes a water collecting pipe, a separation membrane main body having a feed-side face and a permeate-side face, a feed-side channel material and permeate-side channel materials. The separation membrane main body, the feed-side channel material and the permeate-side channel materials are spirally wound around the water collecting tube. A plurality of the permeate-side channel materials are discontinuously provided on the permeate-side face of the separation membrane main body, along a first direction that is a longitudinal direction of the water collecting pipe. The feed-side channel material has a thickness of from 0.15 to 0.5 mm. | 05-28-2015 |
20150321148 | SEPARATION MEMBRANE AND SEPARATION MEMBRANE ELEMENT - A separation membrane including: a separation membrane main body having a feed-side face and a permeate-side face; and a plurality of channel members adhered to the permeate-side face of the separation membrane main body, in which a weight W (g) of the plurality of channel members and a volume V (cm | 11-12-2015 |
Yoshiki Okamoto, Otsu JP
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20140231332 | SEPARATION MEMBRANE AND SEPARATION MEMBRANE ELEMENT - A separation membrane includes a separation membrane sheet at least including a substrate and a separation functional layer, and a flow path member having a composition different from the separation membrane sheet and directly secured to the substrate by an adhesive force of at least 1 N/m on side opposite in thickness direction to the separation functional layer. | 08-21-2014 |
20140251896 | SEPARATION MEMBRANE, SEPARATION MEMBRANE ELEMENT AND METHOD FOR PRODUCING SEPARATION MEMBRANE - A separation membrane, including: a separation membrane main body having at least a base material and a separating functional layer; and a flow path material independently fixed in the thickness direction of the base material, and having a compression elasticity of 0.1-5.0 GPa. | 09-11-2014 |
Yoshiki Okamoto, Shiga JP
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20160129401 | COMPOSITE SEMIPERMEABLE MEMBRANE - In order to provide a composite semipermeable membrane which combines strength and water permeability, the present invention provides a composite semipermeable membrane including: a supporting membrane including a substrate and a porous support; and a separation functional layer disposed on the porous support, in which the substrate has a weight A per unit area, a portion of the porous support which is located within the substrate has a weight B per unit area, and a sum of the weight A and the weight B, (A+B), is 30 to 100 g/m | 05-12-2016 |