1
Hazama Katsuki: Disk-shaped storage medium and its accommodation case. Nippon Steel, January 21, 2000: JP2000-021128 (123 worldwide citation)

PROBLEM TO BE SOLVED: To easily and securely grasping the sales condition of a product (a disk-shaped storage medium) and the product management such as antitheft without troubling a person, and, furthermore, to transfer various information for guaranteeing not only the information on the product ma ...


2
Nakamichi Masumi, Murao Aritake: Inductor, resonance circuit using the same, matching circuit, antenna circuit, and oscillation circuit. Sharp, January 21, 2000: JP2000-021639 (123 worldwide citation)

PROBLEM TO BE SOLVED: To provide an inductor, a resonance circuit using a inductor, matching circuit, and an active antenna circuit which has various functions despite its small-size and light-weight. SOLUTION: A closed magnetic circuit 1-1 with high magnetic permeability is wound with coils 1-2, 1- ...


3
Watanabe Kunihiro, Tsuru Teruhisa, Kaminami Seiji, Suesada Takeshi, Dakeya Yujiro: Chip antenna and radio device mounted with it. Murata Mfg, January 21, 2000: JP2000-022421 (121 worldwide citation)

PROBLEM TO BE SOLVED: To provide a small sized chip antenna with a wide band width and to provide a radio device that mounts the chip antenna. SOLUTION: The chip antenna 10 is provided with a rectangular solid base 11 having a mount side 111 and a feeding terminal 12 and a ground terminal 13 are pla ...


4
Motoki Kensaku, Okahisa Takuji, Matsumoto Naoki: Gan single crystal substrate and its manufacture. Sumitomo Electric, January 21, 2000: JP2000-022212 (60 worldwide citation)

PROBLEM TO BE SOLVED: To provide a GaN single crystal substrate which is wide in area and is little in warp and can be independent. SOLUTION: A mask which has a zigzag window and a stripe window is made on a GaAs (111) substrate, and a GaN buffer layer is made at low temperature by HVPE(hydride vapo ...


5
Sugiura Risa, Ishikawa Masayuki, Nunogami Shinya, Onomura Masaaki, Yamamoto Masahiro: Nitride semiconductor element, light emitting element and their manufacture. Toshiba, January 21, 2000: JP2000-021789 (53 worldwide citation)

PROBLEM TO BE SOLVED: To reduce the crystal defect density of dislocations, laminate defects, defective tubular holes, etc., by forming a desired element structure on a nitride compd. semiconductor layer involving a first region having vertically extending through-dislocations and second region rele ...


6
Shirakawa Hiroshi: Reaction product measuring device. Nok, January 21, 2000: JP2000-019147 (53 worldwide citation)

PROBLEM TO BE SOLVED: To accurately identify a large number of object detecting parts by providing an identification part discretely divided for identifying the object detecting parts, and a connector for recognizing it. SOLUTION: A common terminal part 105 and a terminal part 104 connected to carbo ...


7
Tezuka Tsutomu: Semiconductor device and its manufacture. Toshiba, January 21, 2000: JP2000-021783 (51 worldwide citation)

PROBLEM TO BE SOLVED: To provide a buffer layer having a low transition density and thin enough to plan a high speed and low power consumption device by forming the buffer layer on a second semiconductor layer and forming on the buffer layer a strain semiconductor layer having a different lattice co ...


8
Kato Munehiro, Sano Michihiro, Harada Mitsunori: Light emitting diode. Stanley Electric, January 21, 2000: JP2000-022222 (42 worldwide citation)

PROBLEM TO BE SOLVED: To make a uniform wavelength conversion and prevent a color unevenness caused by a difference between conversion efficiencies, by a method wherein a wavelength conversion element in which a thickness and a density of a wavelength conversion substance have previously been set to ...


9
Minato Shoichi: Digital camera. Minolta, January 21, 2000: JP2000-023002 (40 worldwide citation)

PROBLEM TO BE SOLVED: To reduce the total size in a non-photographing mode and to improve portability of a digital camera which uses an interchangeable lens for photographing. SOLUTION: A moving means 506 which moves back and forth a photographing lens 301 along its optical axis is added to a digita ...


10
Mizuguchi Keiichi: Touch panel. Sumitomo Chem, January 21, 2000: JP2000-020241 (31 worldwide citation)

PROBLEM TO BE SOLVED: To prevent a malfunction of a touch panel provided with a polarizing plate caused by a temperature change and to facilitate the assembly of that touch panel by providing the polarizing plate placed on the outer surface of a transparent movable substrate without being bonded ont ...