HO

Hiroya Ohta

Canon: 4 patents #158 of 2,436Top 7%
HH Hitachi High-Technologies: 3 patents #7 of 157Top 5%
Overall (2005): #12,303 of 245,428Top 6%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6946665 Charged particle beam exposure method and apparatus and device manufacturing method using the apparatus Masato Muraki, Yoshinori Nakayama, Haruo Yoda, Norio Saitou 2005-09-20
6870171 Exposure apparatus Masaki Hosoda, Masato Muraki, Haruo Yoda 2005-03-22
6870310 Multibeam generating apparatus and electron beam drawing apparatus Masahiko Okunuki, Norio Saito, Masaki Takakuwa, Sayaka Tanimoto, Takeshi Haraguchi 2005-03-22
6838682 Electron beam exposure equipment and electron beam exposure method Yasunari Sohda, Osamu Kamimura, Susumu Gotoh 2005-01-04