Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6890237 | Shadow mask assembly manufacturing method and cathode ray tube manufacturing method | Naomi Nishiki, Tosinobu Yokoyama, Yuji Uesugi, Kiyotaka Ihara, Ayumu Takakuwa +1 more | 2005-05-10 |
| 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 |
| 6351061 | Cathode, method for manufacturing the cathode, and picture tube | Masahide Yamauchi, Satoru Nakagawa | 2002-02-26 |
| 5866976 | Electron gun with reduced capacitance between electrodes and cathode-ray tube using the gun | Masaki Kawasaki, Yasuyuki Shibuta | 1999-02-02 |