Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812630 | Cathode-ray tube | Ryuichi Murai, Hiroshi Iwamoto, Shigeo Nakatera, Masaki Kawasaki | 2004-11-02 |
| 6768253 | Inner magnetic shield and cathode-ray tube | Hiroshi Iwamoto, Ryuichi Murai, Masaki Kawasaki, Shigeo Nakatera, Tomohisa Mikami | 2004-07-27 |