IH

Ibrahim Hajjahmad

PO Polaroid: 9 patents #69 of 898Top 8%
📍 Malden, MA: #51 of 556 inventorsTop 10%
🗺 Massachusetts: #14,132 of 88,656 inventorsTop 20%
Overall (All Time): #587,655 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6643406 Method and apparatus for performing linear filtering in wavelet based domain Munib Wober, F. Richard Cottrell 2003-11-04
6151420 Minimizing blocking artifacts in a filtered image Munib Wober 2000-11-21
5933537 Method and apparatus for conversion of frequency-coefficient matrices Munib Wober, Michael L. Reisch 1999-08-03
5923380 Method for replacing the background of an image Yibing Yang, John C. Bowman 1999-07-13
5887084 Structuring a digital image into a DCT pyramid image representation Munib Wober, Yibing Yang, Lon E. Sunshine, Michael L. Reisch 1999-03-23
5870505 Method and apparatus for pixel level luminance adjustment Munib Wober 1999-02-09
5748770 System and method for color recovery using discrete cosine transforms Michael L. Reisch, F. Richard Soini, Munib Wober 1998-05-05
5737450 Method and apparatus for fast two-dimensional cosine transform filtering Munib Wober 1998-04-07
5729631 Image noise reduction system using a wiener variant filter in a pyramid image representation Munib Wober, Yibing Yang, Lon E. Sunshine, Michael L. Reisch 1998-03-17