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Class Information
Number: 136/293
Name: Batteries: thermoelectric and photoelectric > Applications > Circuits
Description: A collection including details of electrical circuits.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5084664 |
Solar powered lead acid battery rejuvenator and trickle charger |
Jan. 28, 1992 |
| 5082505 |
Self-sustaining power module |
Jan. 21, 1992 |
| 5057694 |
Optoelectronic relay circuit having charging path formed by a switching transistor and a rectifying diode |
Oct. 15, 1991 |
| 5047090 |
Semiconductor device |
Sep. 10, 1991 |
| 5041952 |
Control circuit for a solar-powered rechargeable power source and load |
Aug. 20, 1991 |
| 5039930 |
Battery booster |
Aug. 13, 1991 |
| 5029342 |
Welder's helmet and photovoltaic power transmission circuit therefor |
Jul. 9, 1991 |
| 5027051 |
Photovoltaic source switching regulator with maximum power transfer efficiency without voltage change |
Jun. 25, 1991 |
| 5025202 |
Solar cell power system with a solar array bus lockup cancelling mechanism |
Jun. 18, 1991 |
| 5013972 |
Dual-powered flickering symbolic or religious light (electronic yahrzeit) |
May. 7, 1991 |
| 5012113 |
Infrared system for monitoring movement of objects |
Apr. 30, 1991 |
| 5001415 |
Electrical power apparatus for controlling the supply of electrical power from an array of photovoltaic cells to an electrical load |
Mar. 19, 1991 |
| 4982569 |
Parallel hybrid system for generating power |
Jan. 8, 1991 |
| 4980574 |
Solar irrigation D.C. to A.C. power system supplying A.C. voltage at a precise power frequency |
Dec. 25, 1990 |
| 4963811 |
Method and apparatus for powering electrical and electronic consuming devices with solar energy |
Oct. 16, 1990 |
| 4959603 |
Solar battery equipment |
Sep. 25, 1990 |
| 4935618 |
Wide bandwidth photoelectric converting circuit |
Jun. 19, 1990 |
| 4931656 |
Means to dynamically discharge a capacitively charged electrical device |
Jun. 5, 1990 |
| 4918357 |
Combination incandescent and solar-electric light bulb with automatic switching device and charging means therefor |
Apr. 17, 1990 |
| 4916323 |
Optical control circuit and a semiconductor device for realizing same |
Apr. 10, 1990 |
| 4884017 |
Solar powered construction light |
Nov. 28, 1989 |
| 4873480 |
Coupling network for improving conversion efficiency of photovoltaic power source |
Oct. 10, 1989 |
| 4873202 |
Solid state relay and method of manufacturing the same |
Oct. 10, 1989 |
| 4864100 |
Controlled zone defrosting system |
Sep. 5, 1989 |
| 4847547 |
Battery charger with Vbe temperature compensation circuit |
Jul. 11, 1989 |
| 4827206 |
Solar power system for electronic parking meter |
May. 2, 1989 |
| 4804865 |
Fast voltage reference stabilization circuit |
Feb. 14, 1989 |
| 4792749 |
Power source voltage detector device incorporated in LSI circuit |
Dec. 20, 1988 |
| 4786851 |
Battery charger |
Nov. 22, 1988 |
| 4785226 |
Powder supply device with solar cell |
Nov. 15, 1988 |
| 4782432 |
Multi-function light |
Nov. 1, 1988 |
| 4759735 |
Solar cell powered beacon |
Jul. 26, 1988 |
| 4757212 |
Power source device |
Jul. 12, 1988 |
| 4755804 |
System for feeding and controlling low intensity obstruction lights |
Jul. 5, 1988 |
| 4755697 |
Bidirectional output semiconductor field effect transistor |
Jul. 5, 1988 |
| 4751622 |
Solar powered construction light |
Jun. 14, 1988 |
| 4750099 |
Circuit for charging capacitors |
Jun. 7, 1988 |
| 4744835 |
Arrangement for avoiding unwanted degradation in no-load operation of solar cell modules composed of amorphous silicon |
May. 17, 1988 |
| 4744430 |
Solar powered golf cart |
May. 17, 1988 |
| 4742291 |
Interface control for storage battery based alternate energy systems |
May. 3, 1988 |
| 4730115 |
Transformer system and direct current power supply |
Mar. 8, 1988 |
| 4728878 |
Solar energy electric generating system |
Mar. 1, 1988 |
| 4725740 |
DC-AC converting arrangement for photovoltaic system |
Feb. 16, 1988 |
| 4718233 |
Solar power take off |
Jan. 12, 1988 |
| 4714352 |
Electronic device powered by solar cells |
Dec. 22, 1987 |
| 4709200 |
Power source circuit |
Nov. 24, 1987 |
| 4701646 |
Direct coupled FET logic using a photodiode for biasing or level-shifting |
Oct. 20, 1987 |
| 4700122 |
Power supply filtering with rechargeable battery element |
Oct. 13, 1987 |
| 4697136 |
Inverter system for inputting alternating current and direct current in combination |
Sep. 29, 1987 |
| 4695935 |
Power supply |
Sep. 22, 1987 |
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