Inventor · Betton, FR

Valter Drazic

76Patents
7h-index
46Co-inventors
72Inventor score

Filing activity: May 23, 1996 → Apr 1, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7204592B2 Stereoscopic image projection system Electricity 75 Expired
US9600889B2 Method and apparatus for performing depth estimation Physics 62 Active
US11275252B2 Device for forming at least one tilted focused beam in the near zone, from incident electromagnetic waves Physics 23 Active
US7431460B2 Two-stage projector architecture Electricity 15 Expired
US5900973A Optical polarization device and projection system of liquid crystal valve type utilizing such a device Electricity 14 Expired
US7175279B2 Two-stage projection architecture Electricity 14 Expired
US7733011B2 Organic light-emitting diode with relief patterns Electricity 13 Expired
US8111320B2 Multi-image capture system with improved depth image resolution Electricity 7 Active
US10887576B2 Light field data representation Physics 7 Active
US7794092B2 Large screen digital image projector Electricity 6 Active
US7317578B2 Imager to imager relay lens system Electricity 6 Expired
US7192139B2 High contrast stereoscopic projection system Electricity 6 Expired
US11604363B2 Image sensor comprising a color splitter with two different refractive indexes Electricity 5 Active
US11573356B2 Diffraction grating comprising double-materials structures Performing Operations; Transporting 5 Active
US11396474B2 Method for manufacturing a device for forming at least one focused beam in a near zone Physics 5 Active
US7180666B2 Polarized light illumination device Physics 5 Expired
US9807368B2 Plenoptic camera comprising a shuffled color filter array Electricity 3 Active
US8231228B2 Projection image display device having two modulation stages, including one aperture modulation stage Electricity 3 Active
US9691149B2 Plenoptic camera comprising a light emitting device Electricity 2 Active
US9818199B2 Method and apparatus for estimating depth of focused plenoptic data Physics 2 Active
US10348947B2 Plenoptic imaging device equipped with an enhanced optical system Electricity 2 Active
US10182183B2 Method for obtaining a refocused image from 4D raw light field data Physics 2 Active
US9113142B2 Method and device for providing temporally consistent disparity estimations Electricity 2 Active
US7717578B2 Multiple lamp illumination system with polarization recovery and integration Physics 2 Active
US10334229B2 Method for obtaining a refocused image from a 4D raw light field data using a shift correction parameter Electricity 2 Active

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