Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11906899 | Mask defect repair apparatus and mask defect repair method | Yoshitomo Nakagawa, Mitsuto Aso, Katsumi Suzuki, Masakatsu Hasuda | 2024-02-20 |
| 10622187 | Charged particle beam apparatus and sample processing observation method | Yo Yamamoto, Shota Torikawa, Hidekazu Suzuki, Hiroyuki Suzuki, Tatsuya Asahata | 2020-04-14 |
| 9773637 | Plasma ion source and charged particle beam apparatus | Hiroshi Oba, Yasuhiko Sugiyama | 2017-09-26 |
| 9773646 | Plasma ion source and charged particle beam apparatus | Hiroshi Oba, Yasuhiko Sugiyama | 2017-09-26 |
| 7574932 | Sample holding mechanism and sample working/observing apparatus | Masakatsu Hasuda | 2009-08-18 |
| 6727454 | Gas-insulated switchgear | Hitoshi Yamada, Toshihisa Miyamoto, Isamu Ozawa | 2004-04-27 |
| 6664493 | Gas-insulated switchgear | Hitoshi Yamada, Toshihisa Miyamoto, Isamu Ozawa, Chikara Fujisawa | 2003-12-16 |
| 6624372 | Gas insulated switchgear | Takemasa Ogawa, Kazuhiko Takahashi | 2003-09-23 |
| 6509522 | Three-phase integrated gas insulated bus | Hitoshi Yamada, Toshihisa Miyamoto, Isamu Ozawa | 2003-01-21 |