Nokia Graetz
17Patents
0Active
17Granted
29Portfolio score
Filing activity: Oct 21, 1985 → Mar 28, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4891549A | Electron gun system | Electricity | 19 | Expired |
| US4806218A | Method of coating cathode wires by cataphoretic coating | Chemistry; Metallurgy | 8 | Expired |
| US4838658A | Liquid crystal alignment layer with sidechains controlling tilt angle | Physics | 6 | Expired |
| US4824693A | Method for depositing a solderable metal layer by an electroless method | Electricity | 6 | Expired |
| US4843278A | In-line gun system for a color picture tube | Electricity | 5 | Expired |
| US4884759A | Winding apparatus | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4946112A | Winding apparatus | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4928035A | Glass viewing screen for a color-picture-reproducing device and a method of making the same | Electricity | 5 | Expired |
| US4838651A | Projection tube having an insulating layer of magnesium oxide and a high transmission metal grating | Physics | 3 | Expired |
| US4917822A | Graphite-containing conductive suspension for picture tubes | Electricity | 2 | Expired |
| US4928041A | Flat display device | Electricity | 2 | Expired |
| US4822143A | Picture-reproducing arrangement using a picture tube, and method of manufacturing same | Electricity | 2 | Expired |
| US4827185A | Color picture tube having internal conductive coatings | Electricity | 1 | Expired |
| US4806819A | Shadow mask mounting apparatus in a color picture tube | Electricity | 0 | Expired |
| US4929210A | Cathode-ray tube supporting rack | Electricity | 0 | Expired |
| US4889781A | Process and apparatus for producing a black matrix layer | Electricity | 0 | Expired |
| US4864189A | Control plate for display devices | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.