Inventor
Hisakazu Okamoto
Inventor
Kumagaya, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps100%
PatentTitleYear
6,713,951'Color cathode ray tube'20046,614,164'CRT with neck and stem weld and method for manufacturing the same'20036,124,669'Color cathode ray tube'20006,069,438'Color cathode ray tube with convergence magnet'20006,060,824'Color cathode ray tube with specific placement of magnetic plate'20005,708,323'Color cathode ray tube'19984,975,618'Deflection device for a color picture tube apparatus'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2004Patents assigned to TOSHIBA KK (7)· patent assignee history
1990–2004Based in Kumagaya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 7 | 1990–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kumagaya, JP | 7 | 1990–2004 |