ND

Nobuyuki Doi

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Overall (All Time): #1,024,732 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7712664 2-dimensional code pattern, 2-dimensional code pattern supporting medium, 2-dimensional code pattern generating method, and 2-dimensional code reading apparatus and method Sadao Takahashi, Taiga Asano, Makoto Yamasaki, Tomohiko Beppu, Toshiyuki Furuta +1 more 2010-05-11
7505160 Paper identification information management system Toshiyuki Furuta, Taiga Asano, Tomohiko Beppu, Hitoshi Hattori, Sadao Takahashi +1 more 2009-03-17
6959866 2-Dimensional code pattern, 2-dimensional code pattern supporting medium, 2-dimensional code pattern generating method, and 2-dimensional code reading apparatus and method Sadao Takahashi, Taiga Asano, Makoto Yamasaki, Tomohiko Beppu, Toshiyuki Furuta +1 more 2005-11-01
6935565 Imaging method, imaging apparatus, and image information management system Shigeaki Nimura, Hitoshi Hattori, Tomohiko Beppu, Toshiyuki Furuta, Taiga Asano +2 more 2005-08-30
6651894 Imaging method, imaging apparatus, and image information management system Shigeaki Nimura, Hitoshi Hattori, Tomohiko Beppu, Toshiyuki Furuta, Taiga Asano +2 more 2003-11-25