Electro.Patent-Invent: Programmable Logic Devices (PLD)

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Programmable Logic Devices (PLD) Inventions & Patents

Invention	Inventor	Year	Patent No.
SRAM (Static Random Access Memory) 256k	Fairchild Semiconductor	1970
CMOS (Complementary Metal-Oxide-Semiconductor)	Frank Wanlass (Fairchild Semiconductor)	1963	US3,356,858
DRAM (Dynamic Random Access Memory)	Robert H. Dennard (IBM)	1968
EPROM (Erasable Programmable Read-Only Memory)	Dov Frohman (Intel)	1971
EEPROM (Electrically Erasable Programmable Read-Only Memory)
Flash Memory	Fujio Masuoka (Toshiba)	1984	US4,437,172
FPGA (Field-Programmable Gate Array)
Programmable Logic Device (PLD): the FPLA	Signetics	1975