Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12051557 | Electron emission device and electron microscope | Masayoshi Nagao | 2024-07-30 |
| 11887802 | Electron emitting element and method for manufacturing same | Masayoshi Nagao | 2024-01-30 |
| 9493354 | Carbon nanostructure, and method and apparatus for manufacturing carbon nanostructure | Takeshi Hikata, Soichiro Okubo, Risa Utsunomiya, Yugo Higashi, Jun Fujita | 2016-11-15 |
| 6304159 | Dielectric filter with adjustable frequency bandwidth | Shoji Ono, Masahiro Funahashi | 2001-10-16 |