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 1–25 of 30 patents

Patent #TitleCo-InventorsDate
11443419 Reference image generation method and pattern inspection method Yoshitaka Yasui 2022-09-13
10578560 Inspection apparatus and method for detecting false defects Hiroteru Akiyama 2020-03-03
10290094 Pattern inspection apparatus and pattern inspection method 2019-05-14
10026011 Mask inspection apparatus, mask evaluation method and mask evaluation system Hideo Tsuchiya, Nobutaka Kikuiri 2018-07-17
9811896 Measuring apparatus Nobutaka Kikuiri 2017-11-07
9767547 Inspection method and inspection apparatus Masaya Takeda 2017-09-19
9728373 Pattern inspection apparatus and pattern inspection method Nobutaka Kikuiri 2017-08-08
9659361 Measuring apparatus that generates positional deviation distribution of a pattern on a target object Nobutaka Kikuiri 2017-05-23
9626755 Mask inspection apparatus and mask inspection method Hideo Tsuchiya, Nobutaka Kikuiri 2017-04-18
9535015 Pattern inspection method and pattern inspection apparatus 2017-01-03
9235883 Inspection system and method Takafumi Inoue, Nobutaka Kikuiri 2016-01-12
9230317 Inspection method and inspection apparatus Yoshitaka Yasui 2016-01-05
8861832 Inspection system and method Takafumi Inoue, Eiji Matsumoto, Nobutaka Kikuiri 2014-10-14
8442320 Pattern inspection apparatus and pattern inspection method Ryoichi Hirano, Nobutaka Kikuiri 2013-05-14
8254663 Ultrafine lithography pattern inspection using multi-stage TDI image sensors with false image removability Akira Kataoka, Ryoichi Hirano, Nobutaka Kikuiri, Susumu Iida 2012-08-28
7760349 Mask-defect inspecting apparatus with movable focusing lens Akihiko Sekine, Toshiyuki Watanabe, Shinji Sugihara, Riki Ogawa 2010-07-20
7664308 Photomask inspection apparatus comparing optical proximity correction patterns to minimum and maximum limits 2010-02-16
7639863 Die-to-database photomask defect detection using region data to modify inspection thresholds 2009-12-29
7630535 Die-to-die photomask defect detection using region data to modify inspection thresholds 2009-12-08
7590277 Pattern inspecting method Junji Oaki, Shinji Sugihara, Toru Tojo 2009-09-15
7551273 Mask defect inspection apparatus Akihiko Sekine, Toshiyuki Watanabe, Shinji Sugihara, Riki Ogawa 2009-06-23
7551767 Pattern inspection apparatus Hideo Tsuchiya, Kyoji Yamashita, Toshiyuki Watanabe, Toru Tojo, Yasushi Sanada 2009-06-23
7526119 Pattern inspection apparatus Toru Tojo 2009-04-28
7522276 Pattern inspection method Toru Tojo, Toshiyuki Watanabe, Akihiko Sekine 2009-04-21
7421109 Pattern inspection apparatus Hideo Tsuchiya, Kyoji Yamashita, Toshiyuki Watanabe, Toru Tojo, Yasushi Sanada 2008-09-02