Inventor
Walter E. Gaida
Inventor
East Pittsburgh, PA, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth31%
Y10TTechnical subjects covered by former us classification23%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%
C03CChemical composition of glasses, glazes or vitreous enamels8%
C23CCoating metallic material8%
G02BOptical elements, systems or apparatus8%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%
PatentTitleYear
6,056,820'Advanced physical vapor transport method and apparatus for growing high purity single crystal silicon carbide'20005,667,587'Apparatus for growing silicon carbide crystals'19975,077,239'Chalcogenide glass, associated method and apparatus'19914,610,754'Method for growing crystals'19864,540,550'Apparatus for growing crystals'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1991Patents assigned to WESTINGHOUSE ELECTRIC CORP (3)· patent assignee history
1985–2000Based in East Pittsburgh, PA, US· patent location history
1997Patents assigned to NORTHROP GRUMAN CORP (1)· patent assignee history
2000Patents assigned to NORTHROP GRUMMAN CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WESTINGHOUSE ELECTRIC CORP | 3 | 1985–1991 |
| NORTHROP GRUMAN CORP | 1 | 1997 |
| NORTHROP GRUMMAN CORP | 1 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| East Pittsburgh, Pennsylvania, US | 5 | 1985–2000 |