II

Ikunao Isomura

NT Nuflare Technology: 13 patents #28 of 298Top 10%
KT Kabushiki Kaisha Toshiba: 11 patents #2,779 of 21,451Top 15%
TO Topcon: 5 patents #169 of 684Top 25%
AT Advanced Mask Inspection Technology: 3 patents #4 of 16Top 25%
NE Nec: 2 patents #5,510 of 14,502Top 40%
Overall (All Time): #124,162 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
7415149 Pattern inspection apparatus Hideo Tsuchiya, Kyoji Yamashita, Toshiyuki Watanabe, Toru Tojo, Yasushi Sanada 2008-08-19
7379176 Mask defect inspection apparatus Akihiko Sekine, Toshiyuki Watanabe, Shinji Sugihara, Riki Ogawa 2008-05-27
7372560 Pattern inspection apparatus Toru Tojo, Toshiyuki Watanabe, Akihiko Sekine 2008-05-13
7359546 Defect inspection apparatus and defect inspection method Shinji Sugihara, Junji Oaki, Toru Tojo 2008-04-15
6285783 Pattern data generating apparatus and method for inspecting defects in fine patterns in a photomask or semiconductor wafer Hideo Tsuchiya 2001-09-04