Inventor · Hirakata, JP

Ryuhei Amano

30Patents
7h-index
25Co-inventors
65Inventor score

Filing activity: Apr 26, 1994 → Jul 17, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6747610B1 Stereoscopic image display apparatus capable of selectively displaying desired stereoscopic image Electricity 78 Expired
US7439991B1 Image information presentation system, image information presentation method, medium storing image information presentation system program, and signal therefor Physics 18 Expired
US6336210B1 Panel-presentation-software creation method, computer-readable record medium recording a panel-presentation-software creation program, and panel-presentation-software creation device Physics 17 Expired
US5541746A Light source device for use in liquid crystal projectors Electricity 12 Expired
US5463434A Video projector with a plurality of projection devices Electricity 9 Expired
US8002419B2 Projection-type image display device and projection-type image display system Electricity 8 Active
US7123781B2 Image interpolating method Physics 7 Expired
US8087789B2 Projection optical system and projection display device Physics 7 Active
US7795822B2 Light source controller and image display device Electricity 5 Active
US6909813B2 Contour correcting circuit and contour correcting method Physics 5 Expired
US8641208B2 Refractive optics and projection display apparatus Physics 5 Active
US8226248B2 Projection display device with shift mechanism for displacing an imager Physics 4 Active
US7862184B2 Projection distance adjustable projection display apparatus Physics 4 Active
US8152313B2 Projection display device that displaces an optical position of an imager in conjunction with a focus adjustment Physics 4 Active
US7871167B2 Projection image display apparatus Physics 4 Active
US8057044B2 Projection display device Physics 3 Active
US8246176B2 Projection display device having an operation section for displacing a lens Physics 2 Active
US8049822B2 Projection type video display Electricity 2 Active
US7046304B2 Noise reduction circuit Electricity 2 Expired
US7967453B2 Holding structure for holding a member in an external cabinet Physics 2 Active
US8702247B2 Projection-type image display device and projection-type image display system Electricity 2 Active
US8220937B2 Projection optical system and projection unit for oblique projection type projection display device, and oblique projection type projection display device Physics 2 Active
US7918562B2 Projection optical system having a curved mirror Physics 1 Active
US7963657B2 Projection display device Electricity 1 Active
US8684531B2 Stereoscopic display device projecting parallax image and adjusting amount of parallax Electricity 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.