| Patents for H02N 6 - Generators in which light radiation is directly converted into electrical energy (10,180) |
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| 01/14/1992 | US5080724 Selective emitters |
| 12/05/1991 | DE4017670A1 Solar driving of production car ventilation fan - using step down converter matching high voltage generator to high current motor |
| 11/19/1991 | US5066339 Rotary radiating bed thermophotovoltaic process and apparatus |
| 10/17/1991 | DE4011565A1 Solar-powered electric drive for bicycle - uses solar cells attached to side faces of bicycle wheels |
| 10/10/1991 | DE4011037A1 Traffic light system using solar energy - uses solar powers providing power in day and short wave radio signals to coordinate lights |
| 08/06/1991 | US5037043 Locking arrangement for unfolded solar generators |
| 07/09/1991 | US5029342 Welder's helmet and photovoltaic power transmission circuit therefor |
| 06/27/1991 | DE4033528A1 Solar energy assembly - is digitised in modules with direct conversion of light into energy in automated process |
| 05/08/1991 | DE3936661A1 Current generation using exposed flame - using photoelement receiving light from flame directly or via focusing system |
| 01/31/1991 | DE4009754A1 Solar concentrator - made of aluminised plastic foil and transparent plastic foil connected together at their peripheries |
| 12/13/1990 | DE4026083A1 Light fitting for grave operated by solar cells integrated in casing - uses long life bulb fluoresent tube glow discharge lamp or LEDs supplied by accumulator |
| 12/13/1990 | DE3919125A1 Floating solar collector - made of solar cell foils welded between specified light-weight crosslinked plastic foils |
| 10/11/1990 | DE3937019A1 Compact solar powered energy source - has modular assembly of vacuum encapsulated solar cells activated by reflector mounted sensors with fibre optic energy transmission |
| 10/02/1990 | US4960468 Photovoltaic converter having apertured reflective enclosure |
| 08/02/1990 | DE3914426A1 Automotive power unit combining solar cells and superconductors - uses liq. hydrogen to cool superconductor and provide power by combustion |
| 07/26/1990 | DE4010071A1 Continuous light source e.g. for cementery use - is operated by solar energy charged cells and has adjustable light intensity |
| 07/12/1990 | WO1990007797A1 A self-sustaining power module |
| 07/10/1990 | CA1271521A1 Thermophotovoltaic technology |
| 06/21/1990 | DE3842840A1 Motor vehicle illuminating element with simultaneous current generation by solar cells (motor vehicle - light energy - recycling) |
| 04/26/1990 | DE3835560A1 Plastic roof for motor vehicles |
| 04/19/1990 | DE3835279A1 Energy source having a photovoltaic element |
| 04/05/1990 | DE3833697A1 Solar current through a gas or oil heating burner, as well as electrical illumination devices |
| 03/15/1990 | DE3829806A1 Portable miniature solar-powered system |
| 02/01/1990 | DE3817730A1 Solar current from artificial light |
| 01/18/1990 | DE3824226A1 Solar balance |
| 12/07/1989 | DE3912283A1 Circuit arrangement for solar cells |
| 10/18/1989 | EP0336935A1 Thermophotovoltaic technology. |
| 08/31/1989 | DE3804874A1 Current-supply generator comprising a plurality of solar cells |
| 08/17/1989 | DE3803903A1 Solar seating bench |
| 08/10/1989 | DE3807031C1 Solar generator |
| 06/08/1989 | DE3837205A1 Mains-independent electronic balance |
| 06/06/1989 | US4836862 Thermophotovoltaic system |
| 05/16/1989 | US4830677 Solar generator |
| 04/27/1989 | DE3822956A1 Electrical current compression for increasing the efficiency of direct energy converters |
| 04/06/1989 | DE3831142A1 Solar pump system |
| 03/30/1989 | DE3830484A1 Sliding roof for vehicles |
| 03/09/1989 | DE3729000A1 Universal regulator for maximising the power of photovoltaic electrical power supplies and for high-efficiency DC/DC voltage converters |
| 01/26/1989 | EP0269654A4 Thermophotovoltaic system. |
| 12/06/1988 | US4789408 Corrugated collector to refract and concentrate radiation |
| 11/22/1988 | US4786795 Sun tracking device floating upon liquid surface |
| 11/15/1988 | US4784700 Fresnel arrangement of cylindrical, hyperbolic and flat reflector strips |
| 10/11/1988 | US4776895 Multiband emitter matched to multilayer photovoltaic collector |
| 08/11/1988 | DE3702796A1 Rechargeable power supply device |
| 06/30/1988 | WO1988004859A1 Thermophotovoltaic technology |
| 06/30/1988 | DE3643487A1 Installation for obtaining electrical energy |
| 06/23/1988 | DE3642906A1 Hand-held stick with kinematic carrying, seating and sun umbrella device |
| 06/14/1988 | US4750943 Energy source, narrow band emitter, photoelectric cell and closed loop fluid passageway |
| 06/08/1988 | EP0269654A1 Thermophotovoltaic system. |
| 06/01/1988 | DE3801090A1 System for using the radiation incident on structural members (rooves, walls, paths and other metalled (paved) surfaces) |
| 05/24/1988 | US4746370 Photothermophotovoltaic converter |
| 04/26/1988 | US4740431 Deposited thin films |
| 04/21/1988 | DE3635209A1 Solar cell module |
| 04/21/1988 | DE3634102A1 Solar pontoon (barge) having sea water cooling |
| 04/07/1988 | WO1988002556A1 Combined photovoltaic-thermoelectric solar cell and solar cell array |
| 03/01/1988 | US4728878 Solar energy electric generating system |
| 01/12/1988 | US4718233 Solar power take off |
| 12/29/1987 | US4716258 Stamped concentrators supporting photovoltaic assemblies |
| 12/01/1987 | US4710588 Combined photovoltaic-thermoelectric solar cell and solar cell array |
| 11/17/1987 | US4707560 Thermophotovoltaic technology |
| 11/03/1987 | US4703621 For generating AC electrical energy from solar energy |
| 10/13/1987 | US4700013 Hybrid solar energy generating system |
| 10/08/1987 | DE3611545A1 Solar module |
| 10/08/1987 | DE3611544A1 Device for generating electrical current by means of solar cells |
| 10/01/1987 | DE3610767A1 Circuit of solar-cell unit for alternately operating a ventilator blower and charging a battery in a motor vehicle |
| 09/11/1987 | WO1987005444A1 Thermophotovoltaic system |
| 09/08/1987 | US4692683 Optical power distribution system |
| 09/01/1987 | US4691075 Energy conversion system |
| 08/18/1987 | US4687880 Tubular luminescence photovoltaic array |
| 06/02/1987 | US4670622 Solar energy conversion apparatus and method |
| 05/21/1987 | DE3540822A1 Device for supplying current to electrical drives of automatic machines |
| 02/12/1987 | DE3527256A1 Erection and structure of statically fixed solar installations in pyramid form |
| 01/06/1987 | US4634343 Apparatus for converting radiant energy such as light or heat directly into turning force |
| 03/18/1986 | US4577052 AC Solar cell |
| 01/25/1983 | US4370559 Solar energy system |
| 09/01/1981 | CA1108232A1 Device for converting solar energy |
| 03/24/1981 | US4257823 Lens focus light-therionic to thermoelectric stage |
| 12/23/1980 | CA1092226A1 Solar energy converter |
| 07/11/1978 | US4100427 Device for converting solar energy |
| 06/13/1978 | US4094703 Electroconductive, photoemitting electrodes |
| 05/02/1978 | US4087735 Solar electric generation using variable capacitors |