TK

Tatsuya Kohama

EB Ebara: 9 patents #259 of 1,611Top 20%
Overall (All Time): #554,679 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11217421 Adjustment method and electron beam device Takehide Hayashi, Ryo Tajima, Kenji Watanabe, Tsutomu Karimata 2022-01-04
10157722 Inspection device Masahiro Hatakeyama, Shoji Yoshikawa, Takeshi Murakami, Kenji Watanabe, Yoshihiko Naito +5 more 2018-12-18
9105444 Electro-optical inspection apparatus and method with dust or particle collection function Kenji Watanabe, Masahiro Hatakeyama, Yoshihiko Naito, Kenji Terao, Takeshi Murakami +4 more 2015-08-11
8884225 Sample observing device and sample observing method Tsutomu Karimata, Shoji Yoshikawa, Masahiro Hatakeyama 2014-11-11
8624182 Electro-optical inspection apparatus and method with dust or particle collection function Kenji Watanabe, Masahiro Hatakeyama, Yoshihiko Naito, Kenji Terao, Takeshi Murakami +4 more 2014-01-07
8497476 Inspection device Masahiro Hatakeyama, Shoji Yoshikawa, Takeshi Murakami, Kenji Watanabe, Yoshihiko Naito +5 more 2013-07-30
7960188 Polishing method Shinrou Ohta, Mitsuo Tada, Noburu Shimizu, Yoichi Kobayashi, Taro Takahashi +3 more 2011-06-14
7077730 Method and apparatus for polishing a workpiece Yukiko Nishioka, Yoshikazu Ariga 2006-07-18
6663469 Polishing method and apparatus Norio Kimura 2003-12-16