Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701061 | Cathode-ray tube apparatus and yoke | Nobutaka Okuyama, Kouji Kitou, Hiroki Oguro, Isao Yoshimi, Masao Obara +5 more | 1997-12-23 |
| 5689157 | Cathode-ray tube display unit in which unwanted radiant electric field from face plate of cathode-ray tube is decreased | Hiroshi Jitsukata, Katsuyuki Kawakami, Hiroshi Yoshioka, Yoshio Satoh | 1997-11-18 |
| 5668447 | Deflection yoke and cathode-ray tube apparatus comprising the same | Nobutaka Okuyama, Kooji Fukuma, Hiroshi Yoshioka, Masao Obara, Naoki Ito +2 more | 1997-09-16 |