Patents
Sitemap › G11 - Information storage › G11C - Static stores › G11C 17 - Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
Patents for G11C 17 - Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards (10,133)
04/1979
04/24/1979US4151611 Power supply control system for memory systems
04/24/1979US4151603 Precharged FET ROS array
04/24/1979US4151020 Minicomputers and microprocessors
04/10/1979US4149268 Dual function memory
04/10/1979US4149027 TV game cartridge and method
03/1979
03/27/1979US4146902 Irreversible semiconductor switching element and semiconductor memory device utilizing the same
03/21/1979EP0001164A1 Integrated read-only memory
03/20/1979US4145759 Virtual power supply ROM
03/20/1979US4145702 Electrically programmable read-only-memory device
03/13/1979US4144587 Counting level "1" bits to minimize ROM active elements
03/06/1979US4143286 Semiconductor memory device
02/1979
02/27/1979US4142251 Field programmable read-only-memory
02/27/1979US4142209 Disc track servo system
02/27/1979US4142176 Series read only memory structure
02/20/1979US4140967 Merged array PLA device, circuit, fabrication method and testing technique
02/13/1979US4139907 Integrated read only memory
02/13/1979CA1048647A1 Read mostly memory cell having bipolar and famos transistor
02/06/1979US4138741 Disc eccentricity compensating system
01/1979
01/16/1979CA1046639A1 Associative storage circuit
12/1978
12/19/1978US4130900 Memory with common read/write data line and write-in latch circuit
12/19/1978US4130891 Methods of gray scale recording and archival memory target produced thereby
12/19/1978US4130889 Programmable write-once, read-only semiconductor memory array using SCR current sink and current source devices
12/19/1978US4129936 Method for manufacturing monolithic semiconductor mask programmable ROM's
12/19/1978CA1044600A1 Autoxidizable hair dye containing preparations
12/12/1978CA1044371A2 Fet read only memory with charge level sense circuitry and selective sense line charge dumping
12/12/1978CA1044370A1 Programmable read only memory
12/05/1978US4128897 Archival memory media and method for information recording thereon
11/1978
11/28/1978US4127898 Storage element for an erasable, digital permanent storage
11/28/1978CA1043459A1 Ring core memory arrangement
11/14/1978US4125880 Simplified output circuit for read only memories
11/14/1978CA1042550A1 Fet read only memory using presence or absence of gates to store information and dc charge level sensing
11/07/1978US4124899 Programmable array logic circuit
10/1978
10/24/1978US4122547 Complementary FET drivers for programmable memories
09/1978
09/19/1978US4115872 Amorphous semiconductor memory device for employment in an electrically alterable read-only memory
09/12/1978US4113353 Information processing optical device
09/05/1978US4112505 Read-only-memory with shunt path to divert programming current
08/1978
08/15/1978US4107548 Ratioless type MIS logic circuit
08/08/1978US4106105 Zero detector
07/1978
07/25/1978US4103349 Output address decoder with gating logic for increased speed and less chip area
07/25/1978US4103340 Electromagnetic sensor and memory device
07/18/1978US4101974 Personalizable read-only memory
07/04/1978US4099260 Bipolar read-only-memory unit having self-isolating bit-lines
07/04/1978US4099069 Circuit producing a common clear signal for erasing selected arrays in a mnos memory system
06/1978
06/20/1978US4096522 Monolithic semiconductor mask programmable ROM and a method for manufacturing the same
06/06/1978US4094008 Alterable capacitor memory array
06/06/1978US4093942 Matrix circuits
05/1978
05/23/1978US4091359 Modular logic circuit utilizing charge-storage transistors
05/16/1978US4090258 MNOS non-volatile memory with write cycle suppression
05/16/1978US4090190 Read only memory
05/09/1978US4088895 Memory device utilizing ion beam readout
04/1978
04/18/1978US4085460 Decoder buffer circuit for MNOS memory
04/04/1978US4082966 Mos detector or sensing circuit
03/1978
03/28/1978US4081794 Alloy junction archival memory plane and methods for writing data thereon
03/28/1978US4080718 Method of modifying electrical characteristics of MOS devices using ion implantation
02/1978
02/28/1978US4077044 Nonvolatile memory semiconductor device
02/14/1978US4074240 Magnetoelastic storage device
02/14/1978US4074238 Semiconductor read-only memory
02/07/1978US4072977 Read only memory utilizing charge coupled device structures
01/1978
01/24/1978US4070654 Bipolar read-only memory
01/17/1978US4069427 MIS logic circuit of ratioless type
12/1977
12/20/1977US4064495 Ion implanted archival memory media and methods for storage of data therein
12/20/1977US4064494 Content addressable memories
12/20/1977US4064493 P-ROM Cell having a low current fusible programming link
11/1977
11/29/1977US4060795 Scanning system
11/22/1977US4059826 Semiconductor memory array with field effect transistors programmable by alteration of threshold voltage
11/08/1977US4057788 Semiconductor memory structures
11/08/1977US4057787 Read only memory
11/01/1977US4056807 Electronically alterable diode logic circuit
10/1977
10/25/1977US4055837 Dynamic single-transistor memory element for relatively permanent memories
10/25/1977US4055802 Electrical identification of multiply configurable circuit array
10/18/1977US4054413 Autoxidizable hair dye containing preparations
09/1977
09/13/1977US4048626 Memory device
08/1977
08/30/1977US4045811 Semiconductor integrated circuit device including an array of insulated gate field effect transistors
08/30/1977US4045784 Programmable read only memory integrated circuit device
08/30/1977US4045310 Semiconductors, etchant
08/30/1977US4044453 Method for the production of a diode matrix for character generators
08/23/1977US4044341 Memory array
08/09/1977US4041474 Memory matrix controller
08/02/1977US4040029 Memory system with reduced block decoding
08/02/1977US4040015 Complementary mos logic circuit
07/1977
07/19/1977US4037218 Read only memory module
07/19/1977US4037217 Read-only memory using complementary conductivity type insulated gate field effect transistors
07/12/1977US4035784 Asymmetrical memory cell arrangement
07/05/1977US4033673 Erasable visual image display device
06/1977
06/28/1977US4032949 Integrated circuit fusing technique
06/21/1977US4031524 Read-only memories, and readout circuits therefor
06/21/1977US4031415 Address buffer circuit for semiconductor memory
06/07/1977US4028684 Memory patching circuit with repatching capability
06/07/1977US4028683 Memory patching circuit with counter
05/1977
05/24/1977US4025908 Dynamic array with clamped bootstrap static input/output circuitry
05/24/1977US4025799 Decoder structure for a folded logic array
05/03/1977US4021781 Virtual ground read-only-memory for electronic calculator or digital processor
04/1977
04/26/1977US4020474 Manipulatable read-out memory
04/19/1977US4019197 Semiconductor floating gate storage device with lateral electrode system
04/19/1977US4019175 Program changeable sequence controller
03/1977
03/22/1977US4014008 Circuit arrangement for interference-free storage of information in a programmable read-only memory
03/22/1977US4014007 Circuit arrangement for placing information in a programmable ecl read only memory
02/1977
02/22/1977US4009472 Dynamic associative cell
02/15/1977US4008461 Apparatus for correcting and adding data to that taken from a mechanical data carrier
02/01/1977US4006470 Read-only memory
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