Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6239547 | Electron-emitting source and method of manufacturing the same | Sashiro Uemura, Takeshi Nagasako, Junko Yotani, Yahachi Saito | 2001-05-29 |
| 5581149 | Display tube for light source | Yukiharu Seko, Hiroshi Kamogawa, Sashiro Uemura, Tokuhide Shimojo | 1996-12-03 |