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Patent applications and USPTO patent grants for Brass; John R..The latest application filed is for "sharp-cutoff luminaire having specular reflecting facets with fan-line geometry".
Patent | Date |
---|---|
Sharp-cutoff luminaire having specular reflecting facets with fan-line geometry Grant 5,690,422 - Brass November 25, 1 | 1997-11-25 |
Indirect luminaire with midpoint zoned imaging reflectors Grant 5,032,959 - Brass July 16, 1 | 1991-07-16 |
Recessed fluorescent lighting fixture Grant D300,873 - Thompson , et al. April 25, 1 | 1989-04-25 |
Constant zone reflector for luminaires and method Grant 4,729,075 - Brass March 1, 1 | 1988-03-01 |
Luminaire with improved illumination of a visual task field Grant 4,422,134 - Brass December 20, 1 | 1983-12-20 |
Lamp lens structure Grant 4,053,766 - Brass October 11, 1 | 1977-10-11 |
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