Assignee
WAFERSCALE INTEGRATION INC
US·53 granted patents·2,364 citations·filing 1984–1998
Top patents by PatentIndex Score
53 records- 0196US5912560ACharge pump circuit for voltage boosting in integrated semiconductor circuitsWAFERSCALE INTEGRATION INC·Filed 1997·Granted Jun 15, 1999·169 cites·11 claims
- 0296US5204835AEprom virtual ground arrayWAFERSCALE INTEGRATION INC·Filed 1990·Granted Apr 20, 1993·146 cites·22 claims
- 0396US5042009AMethod for programming a floating gate memory deviceWAFERSCALE INTEGRATION INC·Filed 1988·Granted Aug 20, 1991·121 cites·30 claims
- 0496US4639893ASelf-aligned split gate EPROMWAFERSCALE INTEGRATION INC·Filed 1984·Granted Jan 27, 1987·77 cites·7 claims
- 0595US5796313ALow power programmable ring oscillatorWAFERSCALE INTEGRATION INC·Filed 1996·Granted Aug 18, 1998·124 cites·12 claims
- 0693US5862076AFast EPROM arrayWAFERSCALE INTEGRATION INC·Filed 1992·Granted Jan 19, 1999·105 cites·33 claims
- 0793US5432730AElectrically programmable read only memory arrayWAFERSCALE INTEGRATION INC·Filed 1993·Granted Jul 11, 1995·108 cites·8 claims
- 0892US5568085AUnit for stabilizing voltage on a capacitive nodeWAFERSCALE INTEGRATION INC·Filed 1994·Granted Oct 22, 1996·71 cites·5 claims
- 0992US4649520ASingle layer polycrystalline floating gateWAFERSCALE INTEGRATION INC·Filed 1984·Granted Mar 10, 1987·63 cites·14 claims
- 1091US4758869ANonvolatile floating gate transistor structureWAFERSCALE INTEGRATION INC·Filed 1986·Granted Jul 19, 1988·70 cites·6 claims
- 1190US6066961AIndividually accessible macrocellWAFERSCALE INTEGRATION INC·Filed 1998·Granted May 23, 2000·68 cites·9 claims
- 1290US5402014APeripheral port with volatile and non-volatile configurationWAFERSCALE INTEGRATION INC·Filed 1993·Granted Mar 28, 1995·60 cites·10 claims
- 1389US4961172ADecoder for a memory address busWAFERSCALE INTEGRATION INC·Filed 1988·Granted Oct 2, 1990·61 cites·15 claims
- 1485US4763184AInput circuit for protecting against damage caused by electrostatic dischargeWAFERSCALE INTEGRATION INC·Filed 1985·Granted Aug 9, 1988·70 cites·15 claims
- 1584US4970692ACircuit for controlling a flash EEPROM having three distinct modes of operation by allowing multiple functionality of a single pinWAFERSCALE INTEGRATION INC·Filed 1990·Granted Nov 13, 1990·59 cites·20 claims
- 1684US4868629ASelf-aligned split gate EPROMWAFERSCALE INTEGRATION INC·Filed 1985·Granted Sep 19, 1989·45 cites·8 claims
- 1783US4998220AEEPROM with improved erase structureWAFERSCALE INTEGRATION INC·Filed 1988·Granted Mar 5, 1991·43 cites·7 claims
- 1882US5886561ABackup battery switchWAFERSCALE INTEGRATION INC·Filed 1996·Granted Mar 23, 1999·97 cites·6 claims
- 1981US5949711ADual bit memory cellWAFERSCALE INTEGRATION INC·Filed 1997·Granted Sep 7, 1999·49 cites·7 claims
- 2081US5394450ACircuit for performing arithmetic operationsWAFERSCALE INTEGRATION INC·Filed 1993·Granted Feb 28, 1995·47 cites·19 claims
- 2179US5683925AManufacturing method for ROM array with minimal band-to-band tunnelingWAFERSCALE INTEGRATION INC·Filed 1996·Granted Nov 4, 1997·62 cites·9 claims
- 2277US4795719ASelf-aligned split gate eprom processWAFERSCALE INTEGRATION INC·Filed 1986·Granted Jan 3, 1989·34 cites·8 claims
- 2376US5732015ASRAM with a programmable reference voltageWAFERSCALE INTEGRATION INC·Filed 1991·Granted Mar 24, 1998·37 cites·5 claims
- 2474US5006974AOn-chip high voltage generator and regulator in an integrated circuitWAFERSCALE INTEGRATION INC·Filed 1990·Granted Apr 9, 1991·45 cites·11 claims
- 2572US5557124AFlash EEPROM and EPROM arrays with select transistors within the bit line pitchWAFERSCALE INTEGRATION INC·Filed 1994·Granted Sep 17, 1996·31 cites·11 claims
- 2672US5151375AEPROM virtual ground arrayWAFERSCALE INTEGRATION INC·Filed 1990·Granted Sep 29, 1992·48 cites·8 claims
- 2772US5021847ASplit gate memory array having staggered floating gate rows and method for making sameWAFERSCALE INTEGRATION INC·Filed 1988·Granted Jun 4, 1991·24 cites·22 claims
- 2871US5327378AEasily manufacturable compact EPROMWAFERSCALE INTEGRATION INC·Filed 1992·Granted Jul 5, 1994·30 cites·23 claims
- 2971US5014097AOn-chip high voltage generator and regulator in an integrated circuitWAFERSCALE INTEGRATION INC·Filed 1987·Granted May 7, 1991·29 cites·9 claims
- 3069US5682353ASelf adjusting sense amplifier clock delay circuitWAFERSCALE INTEGRATION INC·Filed 1996·Granted Oct 28, 1997·32 cites·25 claims
- 3169US5367649AProgrammable controllerWAFERSCALE INTEGRATION INC·Filed 1990·Granted Nov 22, 1994·53 cites·5 claims
- 3267US5453636AMOS SRAM cell with open base bipolar loadsWAFERSCALE INTEGRATION INC·Filed 1994·Granted Sep 26, 1995·27 cites·25 claims
- 3363US5532623ASense amplifier with read current tracking and zero standby power consumptionWAFERSCALE INTEGRATION INC·Filed 1994·Granted Jul 2, 1996·24 cites·21 claims
- 3462US5910016AScalable EPROM arrayWAFERSCALE INTEGRATION INC·Filed 1997·Granted Jun 8, 1999·18 cites·4 claims
- 3562US5783964ABackup battery switch with first power up controlWAFERSCALE INTEGRATION INC·Filed 1996·Granted Jul 21, 1998·39 cites·3 claims
- 3661US6072733AProgrammable sense amplifier delay (PSAD) circuit which is matched to the memory arrayWAFERSCALE INTEGRATION INC·Filed 1997·Granted Jun 6, 2000·21 cites·9 claims
- 3761US5696730AFirst read cycle circuit for semiconductor memoryWAFERSCALE INTEGRATION INC·Filed 1996·Granted Dec 9, 1997·21 cites·21 claims
- 3856US5917743AContent-addressable memory (CAM) for a FLASH memory arrayWAFERSCALE INTEGRATION INC·Filed 1997·Granted Jun 29, 1999·16 cites·4 claims
- 3952US6115272ADuty cycle based charge pump controllerWAFERSCALE INTEGRATION INC·Filed 1998·Granted Sep 5, 2000·18 cites·10 claims
- 4052US5016216ADecoder for a floating gate memoryWAFERSCALE INTEGRATION INC·Filed 1988·Granted May 14, 1991·14 cites·20 claims
- 4151US5719818ARow decoder having triple transistor word line driversWAFERSCALE INTEGRATION INC·Filed 1996·Granted Feb 17, 1998·18 cites·11 claims
- 4248US5321660AStructure and method for compensating for programming threshold shift due to neighbor effect in an arrayWAFERSCALE INTEGRATION INC·Filed 1992·Granted Jun 14, 1994·14 cites·5 claims
- 4347US5557229AApparatus and method for producing an output signal from a memory arrayWAFERSCALE INTEGRATION INC·Filed 1994·Granted Sep 17, 1996·8 cites·7 claims
- 4439US5834947AMicrocontroller accessible macrocellWAFERSCALE INTEGRATION INC·Filed 1996·Granted Nov 10, 1998·9 cites·4 claims
- 4539US5623443AScalable EPROM array with thick and thin non-field oxide gate insulatorsWAFERSCALE INTEGRATION INC·Filed 1994·Granted Apr 22, 1997·6 cites·6 claims
- 4637US5801457AUnit for maintaining information regarding the state of a device during battery powerWAFERSCALE INTEGRATION INC·Filed 1996·Granted Sep 1, 1998·5 cites·9 claims
- 4737US5034786AOpaque cover for preventing erasure of an EPROMWAFERSCALE INTEGRATION INC·Filed 1988·Granted Jul 23, 1991·5 cites·10 claims
- 4837US4939392AOutput circuit for driving a memory device output lead including a three-state inverting buffer and a transfer gate coupled between the buffer input lead and the buffer output leadWAFERSCALE INTEGRATION INC·Filed 1988·Granted Jul 3, 1990·5 cites·11 claims
- 4934US5982196AProgrammable logic device producing a complementary bit line signalWAFERSCALE INTEGRATION INC·Filed 1997·Granted Nov 9, 1999·4 cites·7 claims
- 5033US5838046AOperating method for ROM array which minimizes band-to-band tunnelingWAFERSCALE INTEGRATION INC·Filed 1996·Granted Nov 17, 1998·4 cites·2 claims
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