Sanyo Electric Co., Ltd.

Panasonic Intellectual Property Management Co., Ltd.

Keiichi Kuramoto

Hitoshi Hirano

Yoichi Domoto

Mitsuaki Matsumoto

Nobuhiko Hayashi

Seiichi Kiyama

Hiroaki Izu

Youhei Nakagawa

Takashi Umemoto

Hideki Yoshikawa

Masaya Nakai

Koji Yamano

Hisaki Tarui

Naoto Tojo

Koji Nishio

Keiichi Sano

Takeshi Sano

Akira Terakawa

Hiroyuki Fujii

Ikuro Nakane

Satoshi Ishida

Yasuaki Yamamoto

Kenichiro Wakisaka

Hiroshi Hosokawa

Takashi Kuwahara

Yousuke Ishii

Takahisa Sakakibara

A solar cell module comprising: a first protective member having a curved surface having a prescribed radius of curvature set in at least a first direction; a first filling material arranged upon the first protective member; a plurality of solar cell strings arranged in the first direction upon the first filling material and connected in parallel to each other; a second filling material arranged upon the solar cell strings; and a second protective member arranged upon the second filling material. The solar cell strings have connected in series a plurality of solar cells that are arranged in a second direction. The solar cells have end cross-sections along at least the first direction that have a waveform shape.

Solar cell module

An optical waveguide in which a groove is formed on the top surface of a substrate used as a lower clad and a core is formed in the groove, characterized in that the core is formed in such a way that the top face of the core within the groove is at a lower level than the top face of the substrate, and an upper clad may also be provided on the core, and the core is preferably formed from an organic-inorganic hybrid material.

Optical waveguide, optical transmitter and receiver module, and laminated structure

A laminated optical element includes an optical substrate made of an optical material, an intermediate layer provided on the optical substrate, and an optical resin layer provided on the intermediate layer. The optical resin layer is made of a resin composed of an organometallic polymer having an -M-O-M- bond (M is a metal atom), a metal alkoxide and/or a hydrolysate thereof having only one hydrolyzable group, and an organic polymer having a urethane bond and a methacryloxy group or an acryloxy group. The intermediate layer is obtained by dispersing metal oxide microparticles in a matrix resin composed of a metal alkoxide having a radical polymerizable group and a hydrolyzable group and/or a hydrolysate thereof.

Laminated optical element

A touch sensor includes a contact sensor and a pressure sensor. The contact sensor includes a first electrode and a first switching element connected to the first electrode, and detects a change in an electric potential when an object contacts a surface. The pressure sensor includes a second electrode and a second switching element connected to the second electrode, and detects a change in a pressure when an object depresses the surface. The touch sensor includes a plurality of the contact sensors and a plurality of the pressure sensors disposed regularly in an array.

Touch sensor, touch pad and input device

An optical part for a camera comprising a substrate made of a polyolefin plastic and an optical resin layer placed on the substrate, wherein the surface of the substrate is provided with a polar group and the optical resin layer is formed from a resin composition including a fluorene compound having a (meth)acryloyl group.

Optical part for camera and method of fabricating the same

An organic-inorganic composite forming material which contains an organometallic polymer having an -M-O-M- bond (M denotes a metal atom), an acrylic monomer or oligomer having a hydrophilic group and inorganic particles. Preferably, the organometallic polymer has Si in the place of M and is obtained via hydrolysis and polycondensation of trialkoxysilane having a photo- or thermally-polymerizable group and dialkoxysilane having a phenyl group.

Organic-inorganic composite forming material, organic-inorganic composite, production method thereof and optical element

In the optical waveguide which comprises a core layer to be an optical transmission region and an upper clad layer and a lower clad layer covering the surrounding of the core layer and of which the upper clad layer is formed while being shrunk in the volume, a stress moderating layer formed a material with a smaller storage modulus than that of the upper clad layer is formed between the upper clad layer and the lower clad layer in at least a portion of a region where the upper clad layer and the lower clad layer are brought into contact with each other.

Optical waveguide

An optical element has a marker provided in the form of an optical fault at a predetermined location in the effective optical area thereof for positioning. The optical fault is a markerprovided at a specific location on the effective optical area of the optical elementpreferably in the form of a projection, a recess, a tinted portion, a different refraction portion, an air bubble, or a particle on or in the optical element. More preferably, the markeris located at or around the center of the optical elementand its area size is not greater than 0.4% of the effective optical area of the lens

Optical element, optical system and methods of manufacturing the same as well as optical equipment

Disclosed herein is an optical waveguide comprising a core layer to be an optical waveguide region, an upper clad layer covering the core layer and a lower clad layer, characterized in that an ultraviolet control region for preventing ultraviolet light from entering is provided at any one location of under the lower clad layer, on an interface of the lower clad layer and the upper clad layer, and on the upper clad layer. And a method of fabricating this optical waveguide is also disclosed.

Optical waveguide and the method of fabricating the same

Disclosed herein is an optical waveguide comprising a core layer to be an optical transmission region, an upper clad layer and a lower clad layer covering the core layer, in which the core layer, the upper clad layer and the lower clad layer are formed from resin materials, characterized in that a microlens made of a material having a higher refractive index than that of a material constituting said core layer is disposed in the vicinity of an end face of said core layer.

An organometallic polymer material is obtained which excels in translucency, shows improved hardness after it is cured and exhibits high reliability at high temperature and high humidity. Characteristically, the organometallic polymer material contains an organometallic polymer having an &#x2014;M&#x2014;O&#x2014;M&#x2014; bond (M indicates a metal atom), a metal alkoxide having a single hydrolyzable group and/or its hydrolysate and an organic polymer having a urethane bond and a methacryloxy or acryloxy group, and preferably further contains an organic anhydride and/or an organic acid.

Organometallic polymer material

An organometallic polymer material having a -M-O-M- bond (M is a metal atom) and containing a metal alkoxide having only one hydrolyzable group and/or a hydrolysate of the metal alkoxide and preferably further containing an organic acid anhydride and/or an organic acid.

Organometallic polymer material and process for preparing the same

An optical device includes a substrate, a core provided on the substrate, a first clad and a second clad formed around the core. The optical device further includes a light absorber layer, provided on the substrate, which absorbs light leaked from the core. The light absorber layer is formed of, for instance, the same material as that constituting the core.

Optical device and method for manufacturing the same

An organic-inorganic composite material is formed by polycondensating a metal alkoxide through hydrolysis until the unreacted metal alkoxide is reduced to 3 vol. % or less, and mixing it with an organic polymer. The composite material has a light transmittance of at least 90% per 10 &#x3bc;m material thickness for light of 600 to 1000 nm. The metal element content of the composite material is preferably 0.1 to 46 wt. %, more preferably 5 to 37 wt. %. By laminating layers of such organic-inorganic composite materials having respective different compositions, the resulting laminate has a concentration gradient wherein the metal element content increases or decreases monotonously, or increases and decreases in succession, from one side to the other side of the laminate. The resulting refractive index varies opposite the metal element content. The material can be used for an optical waveguide or a light transmission structure.

Organic-inorganic composite material and laminate, optical waveguide and light transmission structure comprising the same

A production process for an oxide magnetic material comprising the steps of blending raw material powder so as to take the composition of a hexagonal ferrite including: at least one kind of an element A selected from the group consisting of Ba, Sr and Ca; Co and Cu; Fe; and O; and sintering said blended powder at a temperature lower than 1000&#xb0; C.

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Kadoma, Japan

Keiichi Kuramoto