Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10937629 | Multi charged particle beam writing apparatus and multi charged particle beam writing method | Hironori Teguri, Jun Yashima, Yasuo Kato | 2021-03-02 |
| 9899187 | Charged particle beam writing apparatus and charged particle beam writing method | Yasuo Kato, Ryoh KAWANA | 2018-02-20 |
| 9435057 | Sizing agent-coated carbon fiber bundle, carbon fiber bundle production method, and prepreg | Jun Watanabe, Fumihiko Tanaka, Haruki Okuda, Yuuki Okishima, Kengo Hayashida +2 more | 2016-09-06 |
| 8845938 | Polyacrylonitrile fiber manufacturing method and carbon fiber manufacturing method | Tomoko Ichikawa, Takashi Ochi, Akira Kishiro, Yasutaka Kato, Takashi Shibata | 2014-09-30 |
| 8137810 | Carbon fiber, process for production of polyacrylonitrile-base precursor fiber for carbon fiber production, and process for production of carbon fiber | Isao Nakayama, Makoto Endo | 2012-03-20 |
| 7657863 | Pattern area value calculating method, proximity effect correcting method, and charged particle beam writing method and apparatus | Tomohiro Iijima | 2010-02-02 |