Inventor · Yokohama, JP

Hiroaki Hoshi

40Patents
16h-index
37Co-inventors
77Inventor score

Filing activity: Jun 24, 1985 → Mar 20, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6094216A Stereoscopic image display method, and stereoscopic image display apparatus using the method Physics 125 Expired
US5875055A Stereoscopic image display method and stereoscopic image display apparatus using the same Electricity 101 Expired
US4733065A Optical head device with diffraction grating for separating a light beam incident on an optical recording medium from a light beam reflected therefrom Physics 88 Expired
US6507359B1 Image display system Electricity 81 Expired
US5945965A Stereoscopic image display method Electricity 77 Expired
US5610897A Optical information reproducing apparatus Physics 57 Expired
US6020944A Illumination device and liquid crystal apparatus including same Physics 53 Expired
US5365535A Semiconductor laser and beam splitting devices, and optical information recording/reproducing, optical communication, and optomagnetic recording/reproducing apparatuses using semiconductor laser and beam splitting devices Electricity 32 Expired
US5786117A Medium and related method and apparatus for recording and reproducing information in cells using multiple interference Emerging Cross-Sectional Technologies 31 Expired
US5943166A Stereoscopic image display apparatus including a parallax barrier and an optical element including diffraction means Electricity 28 Expired
US5825539A Multi-eye type image display apparatus Electricity 24 Expired
US5929951A Illumination device and display apparatus including same Physics 20 Expired
US5329517A Optical information recording and reproducing apparatus utilizing a plurality of recording light spots Physics 19 Expired
US5539718A Optical head for controlling light irradiation in a magneto-optical recording and/or reproducing apparatus Physics 19 Expired
US5450376A Optical information recording/reproduction apparatus with super-resolution optical filter Physics 17 Expired
US6064353A Multi-eye image display apparatus Electricity 17 Expired
US5577017A Magnetooptical information recording/reproducing apparatus Physics 14 Expired
US5297128A Optical information recording/reproducing apparatus including means for varying intensity of a preheating light beam Physics 14 Expired
US6215596A Optical element, optical device provided therewith, and method for evaluating optical element Physics 14 Expired
US5717506A Image communication apparatus for communicating binary and multi-value color image data Electricity 13 Expired
US5051974A Optical head device having a light splitter with a diffraction grating structure Physics 12 Expired
US6324012A Optical system and image pickup apparatus having the same Physics 12 Expired
US6633350B2 Illumination device and display apparatus including same Physics 11 Expired
US5768219A Optical information recording/reproducing apparatus that produces verifying reproduction signals by executing a computation using detection signals of multi-divided detection surfaces of a photo-detector Physics 8 Expired
US5380490A Apparatus for measuring a test specimen Physics 8 Expired

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