Patents for G01D 4 - Tariff metering apparatus (3,059) |
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04/16/1985 | CA1185671A1 Apparatus for communicating utility usage related information from a utility usage location to a portable utility usage registering device |
01/23/1985 | EP0131732A2 Inductive coupling system for the bi-directional transmission of digital data |
01/22/1985 | US4495596 Treating coffee particulates with a coffee aroma enriched carrie oil |
01/09/1985 | EP0130475A1 Meter data gathering and transmission system |
12/25/1984 | US4490798 Fuel dispensing and vehicle maintenance system |
12/11/1984 | US4488152 Register position sensing and controlling apparatus |
09/11/1984 | US4471450 Register position sensing and controlling apparatus |
07/31/1984 | US4463354 Apparatus for communicating utility usage related information from a utility usage location to a portable utility usage registering device |
04/10/1984 | US4442492 Device for central reading and registration of customers' power consumption |
03/27/1984 | US4439764 Dual mode meter reading apparatus |
03/07/1984 | EP0101788A2 Accumulator and transponder for time related data |
12/13/1983 | CA1158771A1 Electronic postage meter radiant energy device circuit |
12/07/1983 | EP0095687A1 Maximum demand meter |
11/22/1983 | US4417134 Mechanical fuel pump computer conversion mechanism |
11/15/1983 | CA1157123A1 Automatic meter reading and control system |
11/02/1983 | EP0092905A1 Mechanical fuel pump computer conversion mechanism |
09/20/1983 | US4405987 Measuring processes and apparatus for determining tariff values for energy consumers |
08/10/1983 | EP0085623A2 Register position sensing and controlling apparatus |
08/02/1983 | US4396915 Automatic meter reading and control system |
06/14/1983 | CA1148257A1 Interposer control for electronic postage meter |
05/31/1983 | CA1147469A1 Electronic postage meter having field resettable control values |
05/31/1983 | CA1147468A1 Electronic postage meter having keyboard entered combination for recharging |
05/10/1983 | CA1146273A1 Method of calculating damages to car |
12/28/1982 | US4366486 Low profile antenna for data transponders |
12/21/1982 | US4365194 Convertible multirate dial register for energy consumption meters |
11/24/1982 | EP0065132A1 Device for calculating the tariff allocated to a consumer of a fluid or of energy, in particular electrical energy |
10/27/1982 | EP0063282A1 Dual mode meter reading apparatus |
07/19/1982 | EP0048746A4 Automatic meter reading system. |
06/02/1982 | EP0052635A1 Electricity meter. |
04/07/1982 | EP0048746A1 Automatic meter reading system. |
01/12/1982 | US4310755 Electronic postage meter radiant energy device circuit |
12/10/1981 | WO1981003541A1 Microprocessor based energy consumption meter |
11/24/1981 | US4302821 Interposer control for electronic postage meter |
10/15/1981 | WO1981002960A1 Control unit for automatic meter reading system |
09/09/1981 | EP0035025A1 System for central reading and registration of customers' power consumption. |
07/21/1981 | US4280180 Electronic postage meter having field resettable control values |
03/05/1981 | WO1981000619A1 A device for central reading and registration of customers'power consumption |
12/16/1980 | US4240146 Indicating devices |
11/11/1980 | CA1089537A1 Remote meter reading system |
07/15/1980 | US4213119 Remote meter reading system providing demand readings and load control from conventional KWH meters |
05/20/1980 | US4204195 Meter terminal unit for use in automatic remote meter reading and control system |
05/20/1980 | US4204194 Meter terminal unit for use in automatic remote meter reading and control system |
09/04/1979 | US4167040 Taximeter indicating devices |
07/17/1979 | US4161720 Meter terminal unit for use in automatic remote meter reading and control system |
06/12/1979 | CA1056477A1 Remote readout meter reading system |
05/22/1979 | US4156129 Electronic remote reading system for a meter |
04/03/1979 | US4147983 Remote meter reading maximum KW demand meter |
02/13/1979 | CA1048648A1 Dispensing control system for fluids |
02/06/1979 | US4138608 Remote readout meter reading system |
01/02/1979 | US4132981 Self-powered system for measuring and storing consumption of utility meter |
10/10/1978 | US4119948 Remote meter reading system |
03/28/1978 | US4081748 Frequency/space diversity data transmission system |
08/02/1977 | US4040046 Remote data readout system for transmitting digital data over existing electrical power lines |
06/21/1977 | US4031513 RF data exchange system |
06/21/1977 | US4031362 Electronic remote reading system for a meter |
05/10/1977 | US4022977 Automatic meter-reading and controlling system |
04/19/1977 | US4019135 Recording device for energy meters |
08/31/1976 | US3978457 Microcomputerized electronic postage meter system |
03/23/1976 | US3946208 Service meter with pulse counter |