Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6565402 | Cathode, method for manufacturing the cathode, and picture tube | Masahide Yamauchi, Satoru Nakagawa | 2003-05-20 |
| 6565916 | Method for producing oxide cathode | Yoshiki Hayashida, Shinji Sasaki | 2003-05-20 |