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| Number | Title | Issue Date |
| 5068523 | Scanner detector array and light diffuser A detector for a laser scanner has an array of detector elements disposed in at least one row and side-by-side in a plurality of columns, wherein each detector element comprises a lens receptive of laser light on one face thereof along a light path from t... | 11/26/1991 |
| 5006722 | Flaw annunciator with a controllable display means for an automatic inspection system An annunciator system and method for indicating when the number of detected flaws in a moving web is greater than a preselected threshold. The method and system includes a controllable display comprising a matrix of areas each corresponding to one type of... | 04/09/1991 |
