Patents
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Patents for G11C 5 - Details of stores covered by group (20,391)
10/1990
10/16/1990US4964011 Voltage transient protection circuit
10/10/1990EP0391603A2 Information card
10/10/1990EP0390859A1 Low power voltage clamp circuit.
10/10/1990CN1009970B Memory castridge
10/09/1990US4962485 Noncontacting IC card supplied with power from an outside source
10/09/1990US4962484 Non-volatile memory device
10/09/1990US4961893 Method for manufacturing memory cards
10/03/1990EP0389846A2 Voltage multiplier circuit
09/1990
09/18/1990US4958322 Semiconductor pseudo memory module
09/18/1990US4958316 Static random access memory
09/18/1990CA1274285A1 Electronic card connecting circuit
09/12/1990EP0386282A1 Integrated reference voltage source
09/11/1990US4956815 Memory cell with increased stability
09/11/1990US4956814 Memory cell with improved single event upset rate reduction circuitry
09/07/1990WO1990010236A1 Electronically readable information carrier
09/05/1990EP0385516A2 Memory
09/05/1990EP0385469A2 Potential detecting circuit
09/05/1990EP0385022A1 IC card adapter
09/04/1990US4954993 Semiconductor integrated circuit having a plurality of circuit blocks respectively supplied with power from different power sources
08/1990
08/28/1990US4953123 Memory system to perform data transfer by a contactless electromagnetic induction coupling system using induction coils
08/28/1990US4952821 Voltage detection circuit and comparison voltage generator therefor
08/22/1990EP0382929A2 Voltage regulator circuit
08/21/1990US4950921 Semiconductor integrated circuit having a built-in voltage generator for testing at different power supply voltages
08/14/1990US4949305 Erasable read-only semiconductor memory device
08/14/1990US4949298 Memory cartridge having a multi-memory controller with memory bank switching capabilities and data processing apparatus
08/14/1990US4948988 Power supply control for low voltage I2 L circuits
08/14/1990US4948954 Interface for receiving electronic tokens
08/01/1990EP0380237A1 Power source unit
07/1990
07/31/1990USRE33280 Semiconductor memory device
07/31/1990US4945513 Gate array device
07/31/1990US4945217 Hand-held wand for reading electronic tokens
07/31/1990CA1272288A1 An electronic apparatus with flexible transparent key pads and detachable
07/25/1990EP0378613A1 Wafer scale integrated circuits
07/24/1990US4943961 Memory retention system for volatile memory devices
07/24/1990US4943945 Reference voltage generator for precharging bit lines of a transistor memory
07/18/1990EP0377937A2 IC card
07/18/1990EP0221104B1 Voltage multiplier circuit
07/10/1990US4940969 Apparatus and method for indicating when it is safe and unsafe to insert a memory cartridge into or remove a memory cartridge from a memory cartridge receiving device
07/04/1990EP0376645A2 Ceramic package for memory semiconductor
07/04/1990EP0376063A2 Programmable single-chip microcomputer
07/03/1990US4939692 Read-only memory for microprocessor systems having shared address/data lines
06/1990
06/27/1990EP0375226A2 An seu hardened memory cell
06/26/1990US4937789 Memory integrated circuit with an improved stand-by mode control circuit
06/20/1990EP0373718A2 Recording and/or reproducing system and cassette for such a system
06/20/1990EP0373620A2 Signal distributing unit for various input signals different in voltage level
06/20/1990EP0373411A2 Element insertable in an EDP device
06/19/1990US4934154 Apparatus for cooling electronic components in aircraft
06/12/1990US4933827 Regulation of the output voltage of a voltage multiplier
06/12/1990US4933627 Constant voltage generating circuit for selectively generating a constant voltage at a high-speed
06/12/1990CA1270339A1 System for determining a truth of software in an information processing apparatus
06/05/1990US4931998 Semiconductor memory device which can suppress operation error due to power supply noise
06/05/1990US4931990 Hardened bubble memory circuit
06/05/1990US4931128 Electronic parts processing machine
05/1990
05/30/1990EP0370493A2 Electric circuit device with an improved cartridge connection circuit
05/30/1990EP0370308A2 Non-volatile semiconductor memory device having, at the prestage of an address decoder, a level shifter for generating a program voltage
05/23/1990EP0369427A2 Semiconductor device
05/15/1990US4926372 Memory cartridge bank selecting
05/09/1990EP0367450A2 Charge-retaining signal boosting circuit and method
05/09/1990EP0367138A2 Matrix interconnection system
05/08/1990US4924077 Memory card
05/02/1990EP0366588A2 Memory organization with arrays having an alternate data port facility
05/02/1990EP0365876A2 Decoding global drive/boot signals using local predecoders
05/01/1990US4922403 Voltage multiplier circuit with reduced back-gate bias effect
05/01/1990US4922402 CMOS voltage multiplier
05/01/1990CA1268519A1 Power supply adapter systems
04/1990
04/25/1990EP0365286A2 A small-sized electronic apparatus
04/24/1990US4920280 Back bias generator
04/24/1990US4920256 Universal electronic payment terminal base including memory card programming voltage booster
04/18/1990EP0363871A2 IC card reader/ writer having a short-circuit detection capability
04/11/1990EP0252794B1 Device for detecting the functioning of the sensing system of an eprom or an eeprom memory cell
04/10/1990US4916389 Semiconductor integrated circuit with voltage limiter having different output ranges from normal operation and performing of aging tests
04/03/1990US4914629 Memory cell including single event upset rate reduction circuitry
03/1990
03/27/1990US4912675 Single event upset hardened memory cell
03/22/1990WO1990003033A1 Eprom memory with internal signature concerning, in particular, the programming mode
03/21/1990EP0359204A2 Semicondutor memory device capable of relieving defective bits
03/20/1990US4910710 Input circuit incorporated in a semiconductor device
03/20/1990US4910707 EEPROM with protective circuit
03/14/1990EP0357982A2 Memory cell with improved single event upset rate reduction circuitry
03/14/1990EP0357980A2 A memory cell with capacitance for single event upset protection
03/13/1990US4908799 Device to detect the functioning of the read system of an EPROM or EEPROM memory cell
03/07/1990CN1007096B Stacked double density memory module using industry standard memory chips
03/06/1990US4907231 Memory cartridge-connectable electronic device such as electronic still video camera
03/06/1990US4906914 Intermediate potential generation circuit for generating a potential intermediate between a power source potential and ground potential
02/1990
02/27/1990US4905314 Semiconductor integrated circuit device having an object circuit to which output voltages of the sub- and main booster circuits are applied
02/27/1990US4905124 IC card
02/20/1990US4903238 Semiconductor memory device with improved immunity to supply voltage fluctuations
02/14/1990EP0354784A2 Semiconductor memory device having plural biasing circuits for substrate
02/14/1990EP0354735A2 Constant voltage generating circuit for selectively generating a constant voltage at a high-speed
02/06/1990US4899314 Semiconductor memory
02/05/1990EP0233254A4 Data storage apparatus for digital data processing system.
01/1990
01/24/1990EP0351819A2 Standard cells with flip-flops
01/23/1990CA1264847A1 Cassette connector with pivot mechanism
01/10/1990EP0350462A2 Regulation of the output voltage of a voltage multiplier
01/10/1990EP0350027A2 Sample-hold circuit
01/08/1990EP0171418A4 Crash survivable solid state memory for aircraft flight data recorder systems.
01/03/1990EP0349495A2 CMOS voltage multiplier
01/03/1990EP0348933A2 Standard cell
01/03/1990EP0348895A2 Semiconductor memory device provided with low-noise power supply structure
01/02/1990US4891789 Surface mounted multilayer memory printed circuit board
01/02/1990US4891727 Memory device
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