1
Shigeru Kuroda, Ken Takahashi, Hideo Akamatsu, Hidetoshi Gozu: Door impact beam for an automobile. NHK Spring, Frishauf Holtz Goodman & Woodward, August 3, 1993: US05232261 (40 worldwide citation)

A door impact beam, which is arranged in a door panel structure, comprises a beam body, arranged along the longitudinal direction of a door, and attachment portions arranged individually at two opposite ends of the beam body. The beam body is formed of a heat-treated hollow member steel. The attachm ...


2
Shigeru Kuroda: GaAs semiconductor device. Fujitsu, Staas & Halsey, March 22, 1988: US04733283 (34 worldwide citation)

A method of manufacturing a GaAS semiconductor device of an E/D construction having a GaAs/AlGaAs heterojunction and utilizing a two-dimensional electron gas, which includes the steps of forming a heterojunction semiconductor substrate and etching a portion of the substrate to provide a gate portion ...


3
Shigeru Kuroda: Method of manufacturing GaAs semiconductor device. Fujitsu, Staas & Halsey, January 13, 1987: US04635343 (22 worldwide citation)

A method of manufacturing a GaAs semiconductor device of an E/D construction having a GaAs/AlGaAs heterojunction and utilizing two-dimensional electron gas, which includes the steps of forming a heterojunction semiconductor substrate and etching a portion of the substrate to provide a gate portion o ...


4
Shigeru Kuroda, Takashi Mimura, Seishi Notomi: Compound semiconductor device having nonalloyed ohmic contacts. Fujitsu, Staas & Halsey, October 2, 1990: US04961194 (20 worldwide citation)

An ohmic contact layer is provided between an n-GaAs/n-AlGaAs/undoped GaAs double-heterojunction structure and source/drain electrodes in a high electron mobility transistor. The ohmic contact layer comprises In.sub.x Ga.sub.1-x As or Ge. The ohmic contact layer has a function of considerably reduci ...


5

6
Ichiro Takadera, Shigeru Kuroda: Stabilizer for motor vehicle. NHK Spring, Frishauf Holtz Goodman & Woodward, November 11, 1986: US04621831 (14 worldwide citation)

A first member is attached to the distal end of one of two arm sections of a stabilizer. The first member has a cylindrical bore in which a columnar second member is inserted. A pair of coil springs are disposed between the inner peripheral surface of the bore of the first member and the outer perip ...


7
Yoshimi Yamashita, Kinjiro Kosemura, Hidetoshi Ishiwari, Sumio Yamamoto, Shigeru Kuroda: Method of producing a two-dimensional electron gas semiconductor device. Fujitsu, Armstrong Nikaido Marmelstein & Kubovcik, July 18, 1989: US04849368 (14 worldwide citation)

Disclosed is a method of producing a compound semiconductor device comprising an enhancement-mode transistor and a depletion-mode transistor, each of which has a heterojunction and utilizes a two-dimensional electron gas. The method of producing the device comprises the steps of: forming an undoped ...


8
Yoshimi Yamashita, Kinjiro Kosemura, Hidetoshi Ishiwari, Sumio Yamamoto, Shigeru Kuroda: HEMT with etch-stop. Fujitsu, Armstrong Nikaido Marmelstein & Kubovcik, May 3, 1988: US04742379 (13 worldwide citation)

A compound semiconductor device comprises an enhancement-mode transistor and a depletion-mode transistor, each of which has a heterojunction and utilizes a two-dimensional electron gas. The method of producing the device comprises the steps of: forming an undoped GaAs channel layer on a semi-insulat ...


9
Shigeru Kuroda: Wheelchair. Harrison & Egbert, July 16, 2002: US06419260 (11 worldwide citation)

A wheelchair easy to move it wherein the burden imposed both on the user of the wheelchair and on a person who helps him is remarkably reduced. The wheelchair a chair body


10
Shigeru Kuroda: Ball joint and method of manufacturing housing therefor. NHK Spring, Arent Fox PLLC, November 14, 2006: US07134801 (9 worldwide citation)

There is provided a ball joint provided with a ball stud having a spherical head portion in an end portion, a ball seat to which the spherical head portion is slidably fitted, thereby pivoting the ball stud universally, and a housing receiving the ball seat, the housing being structured such that a ...