Inventor
VAN RUYVEN LODEWIJK J
NL4 patents
Patents
4 patentsUS4295152AOct 13, 1981
Optical coupler with a housing permitting adjustment of the distance between the light source and the lens
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US4644553AFeb 17, 1987
Semiconductor laser with lateral injection
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US4645915AFeb 24, 1987
Bar code reader
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US4476563AOct 9, 1984
Semiconductor laser having at least two radiation beams, and method of manufacturing same
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