Inventor
Yasushi Magaki
Inventor
Fukaya, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps63%
G03CPhotosensitive materials for photographic purposes13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
5,411,822'Shadow mask for color cathode ray tube, shadow mask printing negative plate used for manufacture of the shadow mask, and method and manufacturing the negative plate'19955,280,215'Shadow mask for color cathode ray tube'19945,260,153'Aperture pattern printing plate'19935,134,015'Aperture pattern-printing plate for shadow mask and method for manufacturing the same'19925,128,224'Method of manufacturing an aperture pattern printing plate'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1995Patents assigned to TOSHIBA KK (5)· patent assignee history
1992–1995Based in Fukaya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 5 | 1992–1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fukaya, JP | 5 | 1992–1995 |