Patents
Patents for F21S 11 - Non-electric lighting devices or systems using daylight (1,674)
07/1985
07/16/1985US4529830 Apparatus for collecting, distributing and utilizing solar radiation
07/10/1985EP0147687A2 A light diverting device
07/09/1985US4527859 Sunbeam concentrating and collecting apparatus
06/1985
06/26/1985EP0145797A1 Light distribution arrangement
06/25/1985US4525031 Solar light energy and electric lighting system and solar and electric light lamps used therein
05/1985
05/29/1985EP0142828A1 Solar ray collecting device for use in a spacecraft
05/28/1985US4519675 Selectively light transmitting panel
05/15/1985EP0141369A2 An integrated construction of a large number of optical conductor cables
05/02/1985EP0139228A2 Light diverting and switching device
04/1985
04/17/1985EP0137402A2 Light diverting device
04/16/1985US4511755 Solar ray collection apparatus
04/09/1985US4509825 Directing and controlling the distribution of radiant energy
04/03/1985EP0135690A2 A foundation for entraining solar ray collecting devices
02/1985
02/20/1985EP0133207A1 Light by-passing device
01/1985
01/09/1985EP0130585A2 Light diffusing device
12/1984
12/12/1984EP0127900A1 A method for illuminating a tunnel of a highway
11/1984
11/14/1984EP0029442B1 Plant for the automatic control of the incident solar flux
10/1984
10/16/1984US4477145 Sunlight collecting and concentrating apparatus
09/1984
09/18/1984USRE31678 System for collecting solar energy
09/11/1984US4471412 Illumination device
07/1984
07/31/1984US4463410 Lighting device with dual reflecting members
07/31/1984US4462392 For receiving energy from the sun
07/11/1984EP0113120A1 Structure for collecting solar rays
07/10/1984US4459642 Optical lighting device
05/1984
05/01/1984US4445498 Support arm for a sunlight concentrating and collecting apparatus
04/1984
04/24/1984US4444468 Apparatus for collecting solar beams
03/1984
03/13/1984US4436083 Sunbeam concentrating and collecting apparatus
01/1984
01/25/1984EP0099149A1 Panel for a constructional element
01/24/1984US4428031 Illumination device
01/18/1984EP0098342A1 Sunlight collecting and concentrating apparatus
12/1983
12/13/1983US4420796 Device for dispersing light rays issuing from a light guide
11/1983
11/23/1983EP0094598A1 Solar ray collection apparatus
11/16/1983EP0094204A1 Sunbeam concentrating and collecting apparatus
10/1983
10/26/1983EP0092322A1 Selectively light transmitting panel
10/25/1983US4411493 Seasonal control skylight glazing panel with passive solar energy switching
10/25/1983US4411490 Apparatus for collecting, distributing and utilizing solar radiation
10/18/1983CA1155433A1 Method and apparatus for controlling radiant energies
08/1983
08/17/1983EP0085942A1 Lighting system for building
06/1983
06/21/1983US4389085 Lighting system utilizing the sunlight
04/1983
04/12/1983US4379613 Solar energy collector
03/1983
03/16/1983EP0074016A1 A support arm for a sunlight concentrating and collecting apparatus
02/1983
02/09/1983EP0071196A1 Capsule for solar rays collecting system
01/1983
01/19/1983EP0069977A2 An optical radiator
09/1982
09/28/1982US4351588 Process and means for controlling the radiant energies of the entire spectral range in rooms
09/14/1982US4349245 Modular natural lighting system
09/01/1982EP0058884A1 A device for dispersing light rays issuing from a light guide
07/1982
07/14/1982EP0055860A1 An illumination device
05/1982
05/19/1982EP0051851A1 Sunbeam concentrating and collecting apparatus
05/11/1982US4329021 Passive solar lighting system
03/1982
03/03/1982EP0046546A1 Apparatus for collecting solar beams
01/1982
01/06/1982EP0043081A1 Diffused light lighting device
12/1981
12/22/1981US4306769 Interior illumination apparatus using sunlight
11/1981
11/24/1981US4302069 Illumination system and apparatus therefor
10/1981
10/27/1981US4297000 Solar lighting system
06/1981
06/03/1981EP0029442A1 Plant for the automatic control of the incident solar flux.
05/1981
05/19/1981CA1101485A1 Illumination control apparatus for compensating solar light
01/1981
01/20/1981US4246477 Artificial and solar lighting system
12/1980
12/11/1980WO1980002712A1 Plant for the automatic control of the incident solar flux
12/10/1980EP0020296A1 Method and means for controlling the radiation energy of the total spectrum in rooms
02/1980
02/26/1980US4190036 Solar energy collector-light emitting panel
02/06/1980EP0007333A1 Radiation concentrating system
09/1979
09/04/1979US4166345 Light-transmissive, sound and heat insulating building element
05/1979
05/01/1979US4152752 Illumination system and apparatus therefor
04/1979
04/17/1979US4149777 Radiation concentrating system
02/1979
02/13/1979US4139270 Panel mounting apparatus
01/1979
01/11/1979WO1979000018A1 Radiation concentrating system
11/1978
11/21/1978US4126379 Light-condensing instrument
10/1978
10/24/1978US4122334 Illumination control apparatus for compensating solar light
09/1978
09/12/1978US4114186 Lighting fixture
09/1977
09/27/1977US4050777 Solar energy reflecting apparatus with yieldably biased reflectors
08/1977
08/09/1977US4041318 Solar heat-light recovery system
08/09/1977US4040725 Display illuminating structure
05/1976
05/18/1976US3957356 System for simulating missile target motion using steering mirrors
03/1976
03/09/1976US3942879 Mirror steering system
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