| Application number | Title of the application | Filing Date | Status |
|---|
| 07/481898 | SPARKING PLUG | Feb 19, 1990 | Abandoned |
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| 07/473529 | NEGATIVE GLOW DISCHARGE LAMP | Jan 31, 1990 | Abandoned |
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| 07/462198 | PROJECTION LENS ASSEMBLY FOR PLANAR ELECTRON SOURCE | Jan 8, 1990 | Abandoned |
| 07/460319 | DISCHARGE TUBE | Jan 2, 1990 | Abandoned |
| 07/453344 | COLOR CATHODE RAY TUBE | Dec 21, 1989 | Abandoned |
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