Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624561 | Color cathode ray tube having an internal voltage-dividing resistor | Hisao Nakamura, Kenji Suzuki | 2003-09-23 |
| 6614147 | Cathode ray tube having an improved indirectly heated cathode structure | Toshifumi Komiya, Norio Iwamura | 2003-09-02 |
| 6552479 | Cathode ray tube having an improved heater | Toshifumi Komiya, Norio Iwamura | 2003-04-22 |
| 6531813 | Cathode ray tube having an improved cathode structure | Toshifumi Komiya | 2003-03-11 |
| 6515424 | Color cathode ray tube having an internal voltage-dividing resistor | Hisao Nakamura, Kenji Suzuki | 2003-02-04 |
| 6504293 | Cathode ray tube having an improved cathode | Toshifumi Komiya, Norio Iwamura | 2003-01-07 |