Inventor
Yoji Fukuda
Inventor
Neyagawa, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere33%
H01JElectric discharge tubes or discharge lamps25%
C04BLime, magnesia17%
C01GCompounds containing metals not covered by subclasses c01d or c01f8%
H01CResistors8%
H05BElectric heating8%
PatentTitleYear
4,386,295'Ceramic luminescent device'19834,340,839'Zinc sulfide ceramic material and cathode ray tubes using the same'19824,303,913'Fluorescent display device and display apparatus using the same'19814,272,397'Method of preparing flake-like ceramic particle of zinc sulfide phosphor'19814,261,965'Basic zinc compound flake-like crystalline particle and method for preparation thereof'19814,052,329'Method of preparing cerium-activated yttrium silicate phosphor'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1983Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (6)· patent assignee history
1977–1981Based in Neyagawa, JP· patent location history
1982–1983Based in Hirakata, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 6 | 1977–1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Neyagawa, JP | 4 | 1977–1981 |
| Hirakata, JP | 2 | 1982–1983 |