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| Number | Title | Issue Date |
| 5497004 | Ultraviolet sensor A UV sensor having a photodetector for measurement of UV radiation, an SiO2 -containing dispersive element disposed ahead of the photodetector in the direction of incident UV radiation and an optional housing having an entry opening for UV radi... | 03/05/1996 |
| 5488267 | Xenon lamp system for materials testing apparatus An illumination system for weathering and fading resistance test instruments is provided with a pulse-driven xenon gas discharge lamp with an elongated discharge bulb that has an electrode spacing in the range from 10 to 50 cm; by adjusting the duty facto... | 01/30/1996 |
